Bridge piers, concrete, highway bridge, Seilersee lake, Callerbachtalsperre reservoir, storage lake, Iserlohn, Sauerland area, North Rhine-Westphalia, Germany, Europe

architecture area beam beams bridge bridge bridges building buildings callerbachtalsperre concrete cross day daylight daytime during europe european exterior exteriors federal frg german germany highway iserlohn lake nobody north nrw of outdoor photo photos pier piers pillar pillars pylon pylons republic reservoir rhine rhine westphalia rhine westphalian sauerland seilersee shot shots storage strut struts strutting support the westphalia westphalian