Vienna is one of the four Uinted Nations headquarters besides New York, Geneva and Nairobi. The Vienna office has a number of functions which includes mainly IAEA (International Atomic Energy Agency), Outer Space Affairs etc. Included here are also pictures of public transport - Vienna city has ring road tram system and underground metros which is constructed in a multi tier tunnels.
Cathedral in front S. Freud Park
The Austrian Parliament - Built between 1874 to 1884
Trams in a Ring Road System
Christmas Lights as Night Approaches