Transport for LondonFilter - Am I on the hook for a Zone 1-3 Travelcard if I travel from a Zone 3 station to a Zone 2 station via an unavoidable hop into Zone 1? [more inside]
posted by generichuman on Sep 22, 2008 - 13 answers

TrainFilter: How long do subway rails last? Given the heavy pounding and near constant use that subway rails undergo, how long do they last? Are they simply replaced when I'm not looking? [more inside]
posted by generichuman on Jan 3, 2006 - 19 answers