oslo - jun 6: modern s of opera house on june 6, 2010 in oslo. the structure contains 1,100 rooms in a total area of 38,500

architecture modern cityscape flooring famous place building exterior outdoors skyscraper built structure design city life urban skyline town square marble cloud sky blue construction industry no people concrete backgrounds wall feature abstract day travel brick footpath business space pattern empty futuristic tourism sidewalk street cement tile backdrop summer landscape destinations window office panoramic shape stone material facade light natural phenomenon