Helios area

Old wall at the Helios area, Cologne Brick Wall Close-up Day Detail Focus On Foreground Helios Helios Area Heliosgelände Köln Mauer Nature No People Outdoors Selective Focus Stein Steinmauer Stone Material Stone Wall
Brick wall with fire alert bells. Architecture Brick Wall Built Structure Cologne Day Feueralarm Fire Alarm Fire Alert Helios Area Köln No People Outdoors Red Wall