View of Oslo Opera House on sunny day, Oslo, Norway, Scandinavia, Europe

norway oslo architecture waterfront visitors sunny day modern design exploring cultural site tourists scandinavia europe outdoor activities public space relaxation iconic building sunny weather scenic views urban landscape enjoyment vibrant atmosphere architectural marvel walking sightseeing leisure landmarks community city life design travel exploration art open space events performances people enjoying rooftops slopes nature cityscape cultural heritage waterfront activities social gathering blue sky people interacting leisure activities relaxation spots sunbathing architecture lovers outdoor experience