Where can you find a seat on a crowded train from Mumbai to Kolkata? The answer: Anywhere you can… including a baggage rack or another person’s lap. From The World’s Busiest Railway on the BBC, Anita Rani talks and rides with passengers making their way across India.

Yet the cross country train above is not nearly as crowded as these crush load crowded commuter trains, where Rani, Dan Snow, and Robert Llewellyn discover that personal space is not the priority. Watch them each try to hop on:

Next, from a Mumbai local: Railway Days. Plus more public transportation around the world.

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