View of city tram on a sunny day, Old Town, Oslo, Norway, Scandinavia, Europe

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

Passengers boarding public electric bus in Merida, Yucatan, Mexico

Train running through the Jiujiang Changjiang First Bridge over the Yangtze River, Jiujiang City, Jiangxi Province, China

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

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

Pannenhuis metro station, Brussels, Brabant, Belgium, Europe

View of subway entrance in Asakusa at night, Asakusa, Taito City, Tokyo, Honshu, Japan

View of vintage tram and Lisbon Cathedral in Alfama, Alfama District, Lisbon, Portugal, Europe

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

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

View of a vintage tram in PC Duque da Terceira on a sunny day, Lisbon, Portugal, Europe

A platform at Pompeii train station, Campania, Italy