13
votes
2answers
627 views

Oldest subway/underground/metro rolling stock still in operation

As a rider of various subway/metro/underground systems I was curious where would I find the oldest fleet still in operation. NYC subway C line has cars built in the mid 60s. I was wondering if there ...
9
votes
2answers
1k views

What is the cheapest metro system in the world?

When traveling I am trying to avoid using the underground/metro/subway because I want to see the city I am visiting, but sometimes for long distances it is much quicker than any other form of ...