Metro, Porto, Norte, Portugal, Europe

U-Bahn train passing along raised track, Hamburg, Germany, Europe

View of Japanese rickshaw (jinrikisha) in busy street scene, Asakusa, Taito City, Tokyo, Honshu, Japan

View of vintage No28 yellow tram in Lisbon city centre, Lisbon, Portugal, Europe

View of vintage yellow No28 tram in hystoric old town centre, Lisbon, Portugal, Europe

Adam's Plaza Bridge, Canary Wharf, London, England,

Passengers boarding public electric bus in Merida, Yucatan, Mexico

Passengers at Maya Train / Tren Maya new rail route connecting Mayan archaeological sites over Yucatan and Quintana Roo states in southern Mexico

View of interior and train at Abholer-Parkplatz Spandau Bahnhof, Spandau, Berlin, Germany

View of interior at Abholer-Parkplatz Spandau Bahnhof, Spandau, Berlin, Germany

View of city tram on major street during daytime, Hondori, Naka Ward, Hiroshima, Honshu, Japan

Auto-rickshaw, Luang Prabang, northern Laos

Underground train approaching Casco Viejo station, Metro Line 2, designed by Norman Foster, Bilbao, Basque Country, Spain, Europe

View of Campo Pequeno Metro Station interior, Lisbon, Portugal, Europe

A platform at Pompeii train station, Campania, Italy

Overloaded pick-up on the road from Tafraoute to Tiznit, Anti-Atlas, Morocco