Sheffield trams (Supertram) approaching a stop in Church Street, Cathedral Quarter, Sheffield, Yorkshire, England

View of city tram and Ruter Help Center in Jernbanetorget, Oslo, Norway, Scandinavia, Europe

Interior of the Oculus transportation hub at the World Trade Center, New York, USA

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

LUAS urban public transport light rail tram system, city of Dublin, Republic of Ireland, Europe

Maria Theresien Strasse, Innsbruck, Tyrol, Austria

Rapid-transit railway sign, in the background: Bahn Tower at Potsdamer Platz, Berlin, Germany, Europe

Tram passing the euro sign in front of the ECB, European Central Bank, Frankfurt am Main, Hesse, Germany, Europe

Downtown Hong Kong Island, China, Asia

Armoured vehicle used for money transport, city centre, Mulhouse, Alsace, France, Europe

Tram and subway station Potsdamer Platz with skyscrapers at night, Chrysler Building, Sony Center, DB Tower and Beisheim Center with Ritz Carlton Hotel, Tiergarten district, Berlin, Germany, Europe

New stop of Tram 23, Muenchner Freiheit, Schwabing, Munich, Bavaria, Germany, Europe

Rapid-transit railway sign at Potsdamer Platz, Berlin, Germany, Europe

City center, Torre dos Clerigos church in the back, Porto, North Portugal, Europe

Tram, Bratislava, Slovakia

ICE express train, central train station, Berlin, Germany

Rheinbahn tram Type GT8, at Derendorf, Duesseldorf, North Rhine-Westphalia, Germany, Europe

Tram in Strasbourg, Alsace, France, Europe

Modern city tram in Strasbourg, Alsace, France, Europe

Tram in Soller, Majorca, Balearic Islands, Spain, Europe

Tram in the city center, Frankfurt am Main, Hesse, Germany, Europe

Shopping street Obchodna, Bratislava, Slovakia

Tram in the city center, Frankfurt am Main, Hesse, Germany, Europe

Evening at the bustling Central Square, Zurich, Switzerland, Europe

Tram lines 4 and 12, Leipzig, Saxony, Germany, Europe

Train pulling into station, Seattle, Washington, United States