Korea University Station is a subway station on the Seoul Subway Line 6.

I'm using this sculpture material to trace the paths of subway trains above ground in real time like an X ray of the city's circulatory system unfolding.

Transportation Since late 2004, when the Shenzhen Metro was opened, tourists have been able to reach the Window of the World conveniently via subway, using Line 1 at Shijiezhichuang Station.

The idea was and it was a brilliant idea was to have 10 posters distributed throughout the city's subway system so every time you got on the subway you'd be passing a different poster, all of which had a different idea of what art is.

The Helsinki Metro, opened in 1982, is the only rapid transit system in Finland.

The organisation suffered a noticeable decrease in its spending rate for 2004 (83.6 per cent) as compared to that of 2002 (88.6 per cent).

The Monastiraki Metro Station, located on the square, serves both Line 1 and Line 3 of the Athens Metro.

A man playing the violin to a protester in a Kyiv underground passage.

We were at the march in front of the Cedeño subway station.

Taxes cover less than half of government spending.

The Yokohama Subway, (and the planned Kawasaki Subway) also operate in the Greater Tokyo Area, but they are not directly linked to the Tokyo subway network.

It is one of the busiest commuter stations in London.

Holland Park is a London Underground station.

UNICEF s Children of Syria Winter Crisis Appeal ad in a London Subway Dec 2012.

Corruption, education, health, overspending on the World Cup protesters carried banners addressing it all.

Some users on twitter reported that the underground metro was closed also to control the flow of the protesters.

The church appeared in the last photo has recently created controversy for re routing subway exits for their convenience.

The Shanghai Metro is a rapid transit system in Shanghai, China.

Clashes between thugs and protesters, by Abbassiya metro station.

Hyde Park Corner is a London Underground station near Hyde Park Corner in Hyde Park.

Garibaldi is a station on line 13 of the Paris Métro in the commune of Saint Ouen.

Bilbao is a station on Line 1 and Line 4 of the Madrid Metro.

Canal is a station on Line 2 and Line 7 of the Madrid Metro.

Legazpi is a station on Line 3 and Line 6 of the Madrid Metro.

Oporto is a station on Line 5 and Line 6 of the Madrid Metro.

Ventas is a station on Line 2 and Line 5 of the Madrid Metro.

It carried 1.541 billion passengers in 2012, (up from 1.524 billion in 2011), 4.210 million passengers a day.

Mairie de Montrouge is a station of the Paris Métro on line 4 situated in Montrouge.

Liberté is a station on line 8 of the Paris Métro in the commune of Charenton le Pont.

Over 580 million passengers use the Prague Metro every year.

The three arrows in Abenomics are fiscal spending, deregulation of cosseted sectors of the Japanese economy, and monetary easing.

Alonso Martínez is a station on Line 4, Line 5 and Line 10 of the Madrid Metro.

Cuatro Caminos is a station on Line 1, Line 2 and Line 6 of the Madrid Metro.

Plaza Elíptica is a station on Line 6 and Line 11 of the Madrid Metro.

San Bernardo is a station on Line 2 and Line 4 of the Madrid Metro.

Ópera is a station on Line 2, Line 5 and Ramal of the Madrid Metro.

Mairie des Lilas is a station of the Paris Métro in the commune of Les Lilas.

So you enter your information. Then, like the London tube system, the little trains go around with what you're thinking about.

Diego de León is a station on Line 4, Line 5 and Line 6 of the Madrid Metro.

Guzmán el Bueno is a station on Line 6 and Line 7 of the Madrid Metro.

Plaza de Castilla is a station on Line 1, Line 9 and Line 10 of the Madrid Metro.

Príncipe de Vergara is a station on Line 2 and Line 9 of the Madrid Metro.

Sainz de Baranda is a station on Line 6 and Line 9 of the Madrid Metro.

Puerta del Sur is a station on Line 10 and Line 12 of the Madrid Metro.

Réaumur Sébastopol is a station of the Paris Métro in the 2nd arrondissement of Paris.