Rapid transit system in Athens, Greece
Rapid transit system in Barcelona, Spain
High-speed rail line in China
Subway network in Beijing, China
Rapid transit system in Berlin, Germany
Rapid transit system in Berlin
Railways in the Bernese Alps
Scenic rail journey in the Swiss Alps
Historic mountain railway in the Alps
Metro system in Budapest, Hungary
Underground metro system in Buenos Aires, Argentina
Rapid transit system in Cairo, Egypt
Long-distance train in the US
Historic Canadian railroad
Elevated train system in Chicago
