I suggest, you should try these routes by train passenger train.
1. Kokan Railway route from RN - TVC.
2. Nilgiri Train Ride from MTP-OOTY.
3. Pamban Bridge route.
4....
more... NIL-SRR route.
these are my dream routes in India to travel by train including some north and northeastern train routes, but due to stuck in daily work life I am not able to go there.
please wait...Translate to EnglishTry these train routes, dude:
1. Check out the Kokan Railway journey from RN to TVC.
2. Hop on the Nilgiri Train from MTP to OOTY.
3. Chill and ride the Pamban Bridge route.
4. Explore the NIL to SRR route.
These are my top picks to roll through India, bro. I've been craving to hit up some northern and northeastern routes too, but work's got me trapped.