dissimilar twins, beautifully renovated gruenderzeit houses

19th aged ambivalence antique architectural architecture art artnouveau beautifully building century city cologne colored concept creativity culture decorated decoration detail dissimilar district double ehrenfeld facade german gruenderzeit gründerzeit historic historical history house houses jugendstil late nineteenth nobody nouveau old oldfashioned opposite ornamental outdoors pastel reciprocal renovated residential restoration restored reverse structure style tourism town travel twins urban window