MTR sign, Hong Kong's mass transit railway system, Hong Kong, China, Asia

Beautiful mughal frescos on walls of the Juna Mahal Fort, Dungarpur, Rajasthan, India

Pannenhuis metro station, Brussels, Brabant, Belgium, Europe

A Fosterito, entrance to the Metro station designed by Norman Foster, Plaza Moyua, Bilbao, Basque Country, Spain, Europe

Sants Estacion (Sants station) main train station, Barcelona, Catalonia, Spain, Europe

Polar bear floating on ice floe in ocean

Silhouette of Santa and reindeer flying sleigh in winter

Silhouette of Santa and reindeer flying sleigh near full moon

Empty rowboat above clouds

Marienplatz U-Bahn underground railway station, Munich, Bavaria, Germany, Europe

Transrapid, Shanghai Maglev Train, in Pudong Longyang Road Station, Shanghai, China, Asia

Marienplatz U-Bahn underground railway station, Munich, Bavaria, Germany, Europe