architecture black building city landmark modern New norway norwegian office oslo pattern skyscraper style white art artwork culture decoration decorative floating glass harbour iconic raft water windows beam girder opera house sightseers tourism tourists walkways elements interior wall aluminium braille discs metal surface texture panels silver atmospheric berlin blinds calm classic cozy cute facade fixture frohnau gable germany historic house idyllic norwegian style old peaceful plant property quiet rest restful romantic roof rural rustic rustical sky tree welcome window wood wooden yellow yellow wooden house couple man reflections two woman flagstones leisure pavement pedestrians people sidewalk stroll walk concave concavities convex panel