Riesenrad, Giant Ferris Wheel, Prater, Vienna, Austria, Europe

riesenrad prater vienna amusement park europe travel tourist attraction iconic structure skyline adventure entertainment recreation outdoor fun observation wheel carnival thrill ride history landmark sightseeing green space nature vibrant colors culture local attraction family friendly summer skyline view popular destination cityscape wheels transportation architecture playful relaxation leisure scenic spot tourist destination open space lush greenery sunshine vacation historic site famous activity beautiful scenery funfair panoramic views city landmarks iconic location