The Copenhagen metro, also known as the mini metro, opened in October, 2002. The two line, 22 station metro covers 21 km and serves the Copenhagen airport as well as the metro area. Two additional lines have been proposed. All trains are run by computer and so are completely driverless.

Youtube Ride

If you have any phobias about riding in tunnels, you can relax as the Copenhagen metro tunnels have been blessed by priests: a certain assurance of complete future safety.
New Official Home Page of the Copenhagen Metro
Official Home Page in English
HT, official Copenhagen city transport site
Copenhagen Metro construction site
Construction photos from Robert Reynolds
Tunnel design from KHRAS
A site in Danish about the new Copenhagen metro, complete with
a mini-movie.
Ansaldo Copenhagen metro site
euroMetro Copenhagen Metro & S-Tog
Trackmap M: The Copenhagen Mini-Metro
Railway Technology's very informative page about the new metro
ERS images of the new metro
HT, official Copenhagen city transport site
A site in Danish about the new Copenhagen metro, complete with
a mini-movie.
The Metro Is Here!
Metroplanet photos
Map
Excellent gallery of Copenhagen metro photos from the Danish Photogallery
Copenhagen metro a rip off?

Photos thanks to Merete Gade