Rear entrance to the Hofburg Palace, UNESCO World Heritage Site, and Neue Burg museum, Vienna, Austria, Europe

hofburg palace neue burg vienna austria architecture garden flowers heritage site tourism travel classical style unesco cultural landmark building outdoors sky historical sightseeing public space cityscape summer facade landscaping visitor exploration landmarks european history art museum historical site elegance green space ornate design gorgeous urban picturesque majestic heritage tourism attraction sightseeing spot relaxation area vibrant colors open space architecture lover travel destination famous buildings scenic views cultural experiences cultural heritage