Subway stations

The phenomenal growth of Beijing's subway

The phenomenal growth of Beijing's subway

Watch the Chinese capital's subway grow to 232 stations since its inception in 1971
Paris' ghost stations could get a stunning second life

Paris' ghost stations could get a stunning second life

Night clubs, swimming pools and restaurants -- just some of the ideas being floated for the city's 16 disused metro stations
Tube trivia: 9 things you may not have known

Tube trivia: 9 things you may not have known

The London Underground has had 150 years to rack up stories, records and stats. Here are the system's most compelling curiosities
Europe's most beautiful metro stations

Europe's most beautiful metro stations

From minimalist to ornate, innovative to wacky, these subterranean gems invite commuters to linger
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Destination Berlin

It's crowded and outdated, but Berlin's hexagon-shaped Tegel air hub has won a place in the city's heart