A Baroque church squeezed into a tiny footprint, with an interior decoration that feels almost too big for the place.
Famously known for being the grand square where Hitler proclaimed the Anschluss to a exited crowd in 1938.
Together with its treble clef-shaped flowerbed, this monument continues to amaze the world year after year.
Built in 1775, it has become the predilected spot to admirate the palace and the Viennese skyline.