1) Square in Vienna 
Josefsplatz (Joseph`s Square) is a public square located at the Hofburg Palace in Vienna, Austria. Named after Emperor Joseph II, Josefsplatz is considered one of the finest courtyards in Vienna. Josefsplatz is centred on a full-sized equestrian statue and monument of Emperor Joseph II, erected by sculptor Franz Anton von Zauner between 1795 and ....[Munich U-Bahn] Drawing of example of ascertainment bias in genetics. Drawing created by me. ...