Cologne's first EU GreenBuilding, new office tower of the Deutsche Krankenversicherung, German Health Insurance, Cologne, North Rhine-Westphalia, Germany, Europe

ahead architecture blue building buildings cologne colognes conscious crystalline day daylight daytime detail details deutsche during eco eco friendly ecofriendly ecological ecologically energy energy saving environmental environmentally eu europe european exterior exteriors facade facades federal first forward forward looking frg friendly front fronts future future minded future oriented german germany glass glasses glassily glassy green greenbuilding health house houses insurance into krankenversicherung look looking looks low low energy minded modern new nobody north nrw of office oriented outdoor photo photos power power saving red republic rhine rhine westphalia rhine westphalian saving shot shots sky the tower view views vitreous westphalia westphalian window windows