The European Union flag was adopted by the European Communities in the 1980's and is used to represent Europe as a whole on a number of levels - polical and trade.
European Union Flag at the Hofburg Palace,Vienna, Austria, Europe.
Technical Information:
I photographed this photo with the digital SLR camera model Canon EOS-1Ds Mark II, aperture of f/5.6, exposure time of 1/250 sec. on ISO 100, as always I used a original Canon Lens, the focus lenght for this picture was 250mm.