Varkala To Trivandrum Trains

Popular Trains from Varkala to Trivandrum

76 found from QLN, SCT, VAK to TML, ASD, QLN, TVC, VAK

Train name and number	Starting station	Duration	Ending station
16381 - KANYAKUMARI EXP Runs onMTWTFSS	07:41 AM VAK Varkala	1h 19m 37 KM 57 stops	09:00 AM TVC Trivandrum	Starting from ₹145
16605 - ERNAD EXPRESS Runs onMTWTFSS	07:58 PM VAK Varkala	1h 17m 37 KM 40 stops	09:15 PM TVC Trivandrum	Starting from ₹45
12626 - KERALA EXPRESS Runs onMTWTFSS	08:23 PM VAK Varkala	1h 27m 37 KM 43 stops	09:50 PM TVC Trivandrum	Starting from ₹175
20633 - TVC VANDEBHARAT Runs onMTWTFSS	09:34 PM QLN Kollam 21 KM from VAK	1h 6m 59 KM 10 stops	10:40 PM TVC Trivandrum	Starting from ₹435
16729 - MDU PUU EXP Runs onMTWTFSS	07:40 AM VAK Varkala	23h 41m 37 KM 39 stops	06:20 AM TVC Trivandrum
16525 - CAPE SBC EXPRESS Runs onMTWTFSS	01:26 PM VAK Varkala	9m 37 KM 46 stops	12:35 PM TVC Trivandrum
16382 - CAPE PUNE EXP Runs onMTWTFSS	11:23 AM VAK Varkala	12m 37 KM 58 stops	10:35 AM TVC Trivandrum
16650 - PARASURAM EXP Runs onMTWTFSS	06:58 AM VAK Varkala	12m 37 KM 56 stops	06:10 AM TVC Trivandrum
16127 - MS GURUVAYUR EXP Runs onMTWTFSS	01:07 AM VAK Varkala	13m 37 KM 49 stops	12:20 AM TVC Trivandrum
20635 - ANANTAPURI EXP Runs onMTWTFSS	10:07 AM VAK Varkala	13m 37 KM 28 stops	09:20 AM TVC Trivandrum
12659 - GURUDEV SF EXP Runs onMTWTFSS	04:48 PM VAK Varkala	19m 37 KM 44 stops	04:07 PM TVC Trivandrum
20636 - ANANTAPURI EXP Runs onMTWTFSS	03:19 PM VAK Varkala	41m 37 KM 29 stops	04:00 PM TVC Trivandrum	Starting from ₹175
16649 - PARASURAM EXP Runs onMTWTFSS	05:45 PM VAK Varkala	47m 37 KM 57 stops	06:32 PM TVC Trivandrum	Starting from ₹45
12660 - GURUDEV EXP Runs onMTWTFSS	06:30 PM VAK Varkala	55m 37 KM 44 stops	07:25 PM TVC Trivandrum	Starting from ₹175
16341 - GUV TVC EXP Runs onMTWTFSS	08:35 AM VAK Varkala	1h 5m 37 KM 23 stops	09:40 AM TVC Trivandrum	Starting from ₹45
12623 - MAS TVC SF MAIL Runs onMTWTFSS	10:10 AM VAK Varkala	1h 10m 37 KM 21 stops	11:20 AM TVC Trivandrum	Starting from ₹175
12075 - TVC JANSHATABDI Runs onMTWTFSS	08:14 PM VAK Varkala	1h 11m 37 KM 12 stops	09:25 PM TVC Trivandrum	Starting from ₹270
16730 - PUU MDU EXPRESS Runs onMTWTFSS	06:59 PM VAK Varkala	1h 11m 37 KM 41 stops	08:10 PM TVC Trivandrum	Starting from ₹45
16526 - KANYAKUMARI EXP Runs onMTWTFSS	10:38 AM VAK Varkala	1h 12m 37 KM 46 stops	11:50 AM TVC Trivandrum	Starting from ₹1175
16303 - VANCHINAD EXP Runs onMTWTFSS	08:46 AM VAK Varkala	1h 14m 37 KM 20 stops	10:00 AM TVC Trivandrum	Starting from ₹45
16301 - VENAD EXPRESS Runs onMTWTFSS	08:43 PM VAK Varkala	1h 17m 37 KM 28 stops	10:00 PM TVC Trivandrum	Starting from ₹45
17230 - SABARI EXPRESS Runs onMTWTFSS	04:40 PM VAK Varkala	1h 25m 37 KM 42 stops	06:05 PM TVC Trivandrum	Starting from ₹145
16331 - TRIVANDRAM EXP Runs onMTWTFSS	05:33 AM VAK Varkala	1h 27m 37 KM 41 stops	07:00 AM TVC Trivandrum	Starting from ₹145
16603 - MAVELI EXPRESS Runs onMTWTFSS	04:53 AM VAK Varkala	1h 27m 37 KM 30 stops	06:20 AM TVC Trivandrum	Starting from ₹145
12695 - MAS TVC SF EXP Runs onMTWTFSS	06:14 AM VAK Varkala	1h 31m 37 KM 22 stops	07:45 AM TVC Trivandrum	Starting from ₹175
16348 - TRIVANDRUM EXP Runs onMTWTFSS	02:44 AM VAK Varkala	1h 31m 37 KM 47 stops	04:15 AM TVC Trivandrum
16345 - NETRAVATI EXP Runs onMTWTFSS	06:03 PM VAK Varkala	1h 32m 37 KM 50 stops	07:35 PM TVC Trivandrum	Starting from ₹710
19577 - TEN JAM EXPRESS Runs onMTWTFSS	08:58 AM QLN Kollam 21 KM from VAK	23h 48m 59 KM 33 stops	07:45 AM TVC Trivandrum
20923 - GIMB HUMSAFAR Runs onMTWTFSS	08:58 AM QLN Kollam 21 KM from VAK	23h 48m 59 KM 22 stops	07:45 AM TVC Trivandrum
22620 - TEN BSP SF EXP Runs onMTWTFSS	05:25 AM QLN Kollam 21 KM from VAK	23h 50m 59 KM 32 stops	04:15 AM TVC Trivandrum
22503 - DBRG VIVEK EXP Runs onMTWTFSS	08:45 PM QLN Kollam 21 KM from VAK	23h 50m 59 KM 60 stops	07:35 PM TVC Trivandrum
16317 - HIMSAGAR EXPRESS Runs onMTWTFSS	05:15 PM QLN Kollam 21 KM from VAK	23h 53m 59 KM 66 stops	04:07 PM TVC Trivandrum
16336 - GANDHIDHAM EXP Runs onMTWTFSS	05:15 PM QLN Kollam 21 KM from VAK	23h 53m 59 KM 57 stops	04:07 PM TVC Trivandrum
16630 - MALABAR EXPRESS Runs onMTWTFSS	06:48 AM VAK Varkala	1h 42m 37 KM 53 stops	08:30 AM TVC Trivandrum	Starting from ₹395
16344 - AMRITHA EXPRESS Runs onMTWTFSS	03:12 AM VAK Varkala	1h 48m 37 KM 29 stops	05:00 AM TVC Trivandrum	Starting from ₹145
22619 - BSP TEN SF EXP Runs onMTWTFSS	10:45 PM QLN Kollam 21 KM from VAK	1h 59 KM 32 stops	11:45 PM TVC Trivandrum	Starting from ₹175
16318 - HIMSAGAR EXP Runs onMTWTFSS	06:15 PM QLN Kollam 21 KM from VAK	1h 10m 59 KM 70 stops	07:25 PM TVC Trivandrum	Starting from ₹55
16350 - RAJYA RANI EXP Runs onMTWTFSS	04:07 AM VAK Varkala	22 stops	04:06 AM VAK Varkala 37 KM from TVC
16349 - RAJYA RANI EXP Runs onMTWTFSS	09:32 PM VAK Varkala	22 stops	09:31 PM VAK Varkala 37 KM from TVC
20924 - TEN HUMSAFAR Runs onMTWTFSS	09:45 PM QLN Kollam 21 KM from VAK	1h 20m 59 KM 22 stops	11:05 PM TVC Trivandrum	Starting from ₹195
22504 - VIVEK EXPRESS Runs onMTWTFSS	05:48 PM QLN Kollam 21 KM from VAK	1h 22m 59 KM 59 stops	07:10 PM TVC Trivandrum	Starting from ₹175
20631 - MAQ TVC VB EXP Runs onMTWTFSS	01:40 PM QLN Kollam 21 KM from VAK	1h 25m 59 KM 11 stops	03:05 PM TVC Trivandrum	Starting from ₹435
16335 - GIMB NCJ EXP Runs onMTWTFSS	05:20 AM QLN Kollam 21 KM from VAK	1h 35m 59 KM 58 stops	06:55 AM TVC Trivandrum	Starting from ₹145
22634 - NZM TVC EXPRESS Runs onMTWTFSS	09:45 PM QLN Kollam 21 KM from VAK	1h 35m 59 KM 29 stops	11:20 PM TVC Trivandrum	Starting from ₹175
12508 - SCL TVC EXPRESS Runs onMTWTFSS	07:03 PM QLN Kollam 21 KM from VAK	1h 42m 59 KM 56 stops	08:45 PM TVC Trivandrum	Starting from ₹175
12432 - TVC RAJDHANI Runs onMTWTFSS	12:05 AM QLN Kollam 21 KM from VAK	1h 45m 59 KM 21 stops	01:50 AM TVC Trivandrum	Starting from ₹625
12081 - TVC JANSHATABDI Runs onMTWTFSS	12:23 PM QLN Kollam 21 KM from VAK	1h 47m 59 KM 17 stops	02:10 PM TVC Trivandrum	Starting from ₹75
22642 - SHM TVC SUF EXP Runs onMTWTFSS	06:08 PM QLN Kollam 21 KM from VAK	1h 47m 59 KM 37 stops	07:55 PM TVC Trivandrum	Starting from ₹175
12644 - SWRN JAYNTI EXP Runs onMTWTFSS	05:10 AM QLN Kollam 21 KM from VAK	1h 50m 59 KM 31 stops	07:00 AM TVC Trivandrum	Starting from ₹175
12697 - MAS TVC SF EXP Runs onMTWTFSS	04:50 AM QLN Kollam 21 KM from VAK	1h 50m 59 KM 13 stops	06:40 AM TVC Trivandrum	Starting from ₹175
22207 - TVC AC SF EXP Runs onMTWTFSS	05:10 AM QLN Kollam 21 KM from VAK	1h 50m 59 KM 11 stops	07:00 AM TVC Trivandrum	Starting from ₹645
16333 - VRL TVC EXP Runs onMTWTFSS	05:20 AM QLN Kollam 21 KM from VAK	1h 55m 59 KM 59 stops	07:15 AM TVC Trivandrum	Starting from ₹145
16327 - MDU GUV EXP Runs onMTWTFSS	07:45 PM QLN Kollam 21 KM from VAK	21h 24m 53 KM 56 stops	04:09 PM TML Tenmalai 55 KM from TVC
19578 - JAM TEN EXP Runs onMTWTFSS	04:05 PM QLN Kollam 21 KM from VAK	2h 59 KM 33 stops	06:05 PM TVC Trivandrum	Starting from ₹145
22654 - NZM TVC SF EXP Runs onMTWTFSS	04:50 AM QLN Kollam 21 KM from VAK	2h 59 KM 31 stops	06:50 AM TVC Trivandrum	Starting from ₹175
16791 - PALARUVI EXP Runs onMTWTFSS	04:35 AM QLN Kollam 21 KM from VAK	22h 4m 53 KM 43 stops	01:39 AM TML Tenmalai 55 KM from TVC
16362 - VLNK ERS EXP Runs onMTWTFSS	08:20 AM QLN Kollam 21 KM from VAK	22h 8m 53 KM 34 stops	05:28 AM TML Tenmalai 55 KM from TVC
12201 - TVCN GARIBRATH Runs onMTWTFSS	08:30 PM QLN Kollam 21 KM from VAK	57m 24 stops	08:27 PM QLN Kollam 59 KM from TVC
12218 - KERLA S KRANTI Runs onMTWTFSS	12:45 PM QLN Kollam 21 KM from VAK	57m 26 stops	12:42 PM QLN Kollam 59 KM from TVC
12257 - YPR TVCN GR EXP Runs onMTWTFSS	11:38 AM QLN Kollam 21 KM from VAK	57m 19 stops	11:35 AM QLN Kollam 59 KM from TVC
12484 - ASR KCVL SF EXP Runs onMTWTFSS	12:45 PM QLN Kollam 21 KM from VAK	57m 28 stops	12:42 PM QLN Kollam 59 KM from TVC
12511 - RAPTISAGAR EXP Runs onMTWTFSS	01:33 PM QLN Kollam 21 KM from VAK	57m 60 stops	01:30 PM QLN Kollam 59 KM from TVC
16315 - MYS TVCN EXP Runs onMTWTFSS	07:25 AM QLN Kollam 21 KM from VAK	57m 27 stops	07:22 AM QLN Kollam 59 KM from TVC
16311 - SGNR KCVL EXP Runs onMTWTFSS	08:30 PM QLN Kollam 21 KM from VAK	57m 53 stops	08:27 PM QLN Kollam 59 KM from TVC
16320 - TVCN HUMSAFAR Runs onMTWTFSS	08:33 AM QLN Kollam 21 KM from VAK	57m 15 stops	08:30 AM QLN Kollam 59 KM from TVC
19260 - BVC TVCN EXP Runs onMTWTFSS	05:20 AM QLN Kollam 21 KM from VAK	57m 42 stops	05:17 AM QLN Kollam 59 KM from TVC
20910 - PBR TVCN SF EXP Runs onMTWTFSS	04:05 PM QLN Kollam 21 KM from VAK	57m 32 stops	04:02 PM QLN Kollam 59 KM from TVC
20932 - INDB TVCN SF EX Runs onMTWTFSS	04:05 PM QLN Kollam 21 KM from VAK	57m 32 stops	04:02 PM QLN Kollam 59 KM from TVC
22113 - LTT TVCN SF EXP Runs onMTWTFSS	08:30 PM QLN Kollam 21 KM from VAK	57m 28 stops	08:27 PM QLN Kollam 59 KM from TVC
22647 - KRBA TVCN SF EXP Runs onMTWTFSS	01:33 PM QLN Kollam 21 KM from VAK	57m 53 stops	01:30 PM QLN Kollam 59 KM from TVC
22645 - INDB KCVL SF EXP Runs onMTWTFSS	01:33 PM QLN Kollam 21 KM from VAK	57m 50 stops	01:30 PM QLN Kollam 59 KM from TVC
16102 - QLN MS EXPRESS Runs onMTWTFSS	04:00 PM QLN Kollam 21 KM from VAK	1h 43m 53 KM 23 stops	05:43 PM TML Tenmalai 55 KM from TVC
16792 - PALARUVI EXP Runs onMTWTFSS	11:15 PM QLN Kollam 21 KM from VAK	1h 48m 53 KM 43 stops	01:04 AM TML Tenmalai 55 KM from TVC	Starting from ₹145
16361 - ERS VLNK EXP Runs onMTWTFSS	04:35 PM QLN Kollam 21 KM from VAK	1h 54m 53 KM 34 stops	06:29 PM TML Tenmalai 55 KM from TVC
16328 - GUV MDU EXP Runs onMTWTFSS	12:00 PM QLN Kollam 21 KM from VAK	2h 1m 53 KM 61 stops	02:01 PM TML Tenmalai 55 KM from TVC	Starting from ₹145
20684 - SCT TBM SF EXP Runs onMTWTFSS	05:35 PM SCT Sengottai 63 KM from VAK	38m 37 KM 23 stops	06:13 PM ASD Ambasamudram 58 KM from TVC	Starting from ₹175

Other Trains from Varkala to Trivandrum

6 found from TVC, VAK, QLN to KCVL, TVC

Train name and number	Starting station	Duration	Ending station
15905 - DBRG VIVEK EXP Runs onMTWTFSS	08:45 PM QLN Kollam 21 KM from VAK	23h 50m 59 KM 59 stops	07:35 PM TVC Trivandrum
19424 - TEN HUMSAFAR Runs onMTWTFSS	07:30 PM TVC Trivandrum 37 KM from VAK	56m 18 stops	07:25 PM TVC Trivandrum
19332 - INDB KCVL EXP Runs onMTWTFSS	04:55 PM QLN Kollam 21 KM from VAK	1h 5m 53 KM 33 stops	06:00 PM KCVL Trivandrum 6 KM from TVC
15906 - VIVEK EXPRESS Runs onMTWTFSS	05:50 PM QLN Kollam 21 KM from VAK	1h 20m 59 KM 59 stops	07:10 PM TVC Trivandrum	Starting from ₹165
16841 - TRIVANDRUM EXP Runs onMTWTFSS	08:45 AM VAK Varkala	1h 30m 37 KM 23 stops	10:15 AM TVC Trivandrum
19262 - PBR KCVL EXPRESS Runs onMTWTFSS	01:00 PM QLN Kollam 21 KM from VAK	2h 53 KM 31 stops	03:00 PM KCVL Trivandrum 6 KM from TVC

Trains from Trivandrum to Varkala

Trains originating from Varkala

Train name and number	Starting station	Duration	Ending station
06065 - TVC NCJ SPL	09:15 PM TVC Trivandrum	1h 25m 64 KM 7 stops	10:40 PM NCJ Nagercoil
16304 - VANCHINAD EXP	05:45 PM TVC Trivandrum	5h 10m 180 KM 20 stops	10:55 PM ERS Kochi
16342 - TVC GUV EXP	05:30 PM TVC Trivandrum	6h 49m 254 KM 22 stops	12:20 AM GUV Guruvayur
16842 - GURUVAYUR EXP	05:30 PM TVC Trivandrum	6h 55m 254 KM 22 stops	12:25 AM GUV Guruvayur
16302 - VENAD EXPRESS	05:20 AM TVC Trivandrum	7h 15m 263 KM 28 stops	12:35 PM SRR Shoranur

Trains passing through Varkala

Train name and number	Starting station	Duration	Ending station
12202 - LTT GARIB RATH	07:45 AM TVCN	1d 6h 55m 24 stops	02:40 PM LTT Mumbai
12217 - SAMPARK KRANTHI	04:50 AM TVCN	2d 5h 26 stops	09:50 AM CDG Chandigarh
12258 - TVCN YPR GR EXP	05:00 PM TVCN	16h 45m 19 stops	09:45 AM YPR Bangalore
12483 - TVCN ASR SF EXP	04:50 AM TVCN	2d 9h 28 stops	01:50 PM ASR Amritsar
12512 - RAPTISAGAR SF EX	06:35 AM TVCN	2d 8h 40m 59 stops	03:15 PM GKP Gorakhpur

Trains reaching to Trivandrum

Train name and number	Starting station	Duration	Ending station
06065 - TVC NCJ SPL	09:15 PM TVC Trivandrum	1h 25m 64 KM 7 stops	10:40 PM NCJ Nagercoil
06504 - PVR SMVB SPL	07:10 AM MDU Madurai	3h 25m 140 KM 14 stops	10:35 AM SCT Sengottai
16322 - CBE NCJ EXPRESS	08:00 AM CBE Coimbatore	12h 10m 318 KM 32 stops	08:10 PM NCJ Nagercoil
22627 - TPJ TVC SF EXP	07:15 AM TPJ Tiruchirappalli	8h 5m 319 KM 12 stops	03:20 PM TVC Trivandrum
06241 - MYS SCT SPL	09:20 PM MYS Mysore	19h 30m 375 KM 27 stops	04:50 PM SCT Sengottai

Trains passing through Trivandrum

Train name and number	Starting station	Duration	Ending station
12202 - LTT GARIB RATH	07:45 AM TVCN	1d 6h 55m 24 stops	02:40 PM LTT Mumbai
12217 - SAMPARK KRANTHI	04:50 AM TVCN	2d 5h 26 stops	09:50 AM CDG Chandigarh
12258 - TVCN YPR GR EXP	05:00 PM TVCN	16h 45m 19 stops	09:45 AM YPR Bangalore
12483 - TVCN ASR SF EXP	04:50 AM TVCN	2d 9h 28 stops	01:50 PM ASR Amritsar
12512 - RAPTISAGAR SF EX	06:35 AM TVCN	2d 8h 40m 59 stops	03:15 PM GKP Gorakhpur

Varkala to Trivandrum Trains

Looking for Varkala to Trivandrum trains? You can choose from a large number of trains running regularly on this route. Varkala to Trivandrum trains is considered to be the most preferred and efficient mode of transportation for commuting between these two cities. There are frequent daily trains that run between these cities.On a weekly basis, there are 54 trains running between Varkala to Trivandrum.To get accurate information regarding Varkala to Trivandrum trains, Varkala Trivandrum Railway Timetable, and Varkala to Trivandrum Train Fare, you can visit the Goibibo app or website. You can also book train ticket online through Goibibo in a few steps. The user-friendly interface, easy booking process and attractive offers on train ticket booking help the travellers in booking their tickets at the most reasonable prices. You can also do tatkal train ticket booking for Varkala to Trivandrum Trains through Goibibo.

Varkala to Trivandrum train timings and fare are the two main factors that compel travellers to opt for Varkala to Trivandrum Trains for a hassle-free journey. 16327 - MDU GUV EXP is the fastest among the Varkala to Trivandrum Trains. It departs from Kollam Railway Station(QLN) at 07:45 PM and arrives at Kollam Railway Station(TML) at 04:09 PM, covering the distance in just 21 hrs 24 mins .While looking for an early morning train from Varkala to Trivandrum, you can choose to travel via 12432 - TVC RAJDHANI. It takes 1 hr 45 mins to complete the journey, starting from Kollam Railway Station(QLN) at 12:05 AM and reaching Trivandrum at 01:50 AM.

The first train from Varkala to Trivandrum is 12432 - TVC RAJDHANI departing at 12:05 AM from Kollam Railway Station(QLN).Some popular weekly trains on Varkala to Trivandrum train route are 16381 - KANYAKUMARI EXP, 16605 - ERNAD EXPRESS, 12626 - KERALA EXPRESS. Every Friday 16381 - KANYAKUMARI EXP departs from Varkala at 07:41 AM and arrives at Agra at 07:40 AM covering the entire distance in 1 hr 19 mins .The boarding station for all Varkala to Trivandrum trains are the Varkala Sivagiri Railway Station(VAK), Kollam Railway Station(QLN), Sengottai Railway Station(SCT), Trivandrum Central Railway Station(TVC) while deboarding at Trivandrum can be at Trivandrum Central Railway Station(TVC), Varkala Sivagiri Railway Station(VAK), Tenmalai Railway Station(TML), Kollam Railway Station(QLN), Ambasamudram Railway Station(ASD), Trivandrum Kochuveli Railway Station(KCVL).For all of the trains running on this route, you can check the live train running status, running history and PNR status on the Goibibo app and the website also you can check PNR status on MakeMyTrip. Goibibo in collaboration with Indian railways also offers IRCTC registration and signup through its IRCTC Create User Id page. The stations are well-connected with the rest of the city with easy conveyance options. The Varkala to Trivandrum train route witnesses regular rush of travellers. However, the large number of trains on this route provides direct and easy connectivity catering to the needs of all types of travellers.

Book your Varkala to Trivandrum Trains on Goibibo

Trivandrum is one of the popular cities of India. There are plenty of amazing tourist spots in Trivandrum that can make your journey memorable. You can book a Varkala to Trivandrum Train and visit this gorgeous city with family and friends.
In order to explore the city’s places of interest, you can board the Varkala to Trivandrum train. You can book your train from Varkala to Trivandrum on Goibibo and enjoy a hassle-free trip. You can either make your bookings on Goibibo’s website or via the official app.

Varkala to Trivandrum Train Timings

There are plenty of trains running on the Varkala to Trivandrum route everyday, so the train seat availability is sufficient. You can board a train to Trivandrum from the popular railway stations of your city and reach there within a short period of time. Moreover, you will face no problem in boarding any Varkala to Trivandrum train, as the train journey is comfortable as well as secure.

How to Book your Varkala to Trivandrum Trains with Goibibo?

Step 1: To book your Varkala to Trivandrum trains, visit Goibibo.com.
Step 2: Enter your journey date, departure station, and arrival station. All the trains of that particular date will appear on your screen.
Step 3: Click on the seat class, and you’ll be redirected to another page where you can see the available coupons and cash rewards.
Step 4: Enter your personal details, click on ‘Continue’, and you’ll reach the payment part.
Step 5: Choose the payment option, make the payment, and the ticket confirmation will be sent to your E-Mail and mobile number.

Varkala To Trivandrum Trains

Popular Trains from Varkala to Trivandrum

Other Trains from Varkala to Trivandrum

Trains originating from Varkala

Trains passing through Varkala

Trains reaching to Trivandrum

Trains passing through Trivandrum

Popular Train Routes From Varkala

Popular Train Routes To Varkala

Popular Train Routes To Trivandrum

Popular Train Routes From Trivandrum