This Rococo garden staircase is attributed to the architect Jakob Couven. The stairs made out of bluestone are listed as a cultural heritage.
Wikipedia (German) http://de.wikipedia.org/wiki/Guaita%E2%80%99sche_Gartentreppe
Address (Unnamed Road), Aachen 52070, Germany
Coordinates 50°46'54.296" N 6°5'38.825" E
