Altstadt, Cologne Germany

Koeln: Altstadt-II, originally uploaded by Juvani Photography (back from Kalymnos + Italy).

Innenstadt (German: Köln-Innenstadt) is a city district (Stadtbezirk) of the City of Cologne in Germany and the city's commercial and cultural center.
The district was established with the last communal land reform in 1975, and comprises Cologne's historic old town (Altstadt), the Gründerzeit era new town (Neustadt) plus the right-Rhenish district of Deutz. Innenstadt has about 127,000 inhabitants (as of December 2008) and covers an area of 16.4 square kilometres.

source & more info @: http://en.wikipedia.org/wiki/Innenstadt,_Cologne