What is Vis known for?

Vis was an island closed off for tourist during communist Yugoslavia so it is well preserved compared to some other coastal towns of Croatia. It has a military history and holds airfield used by the British during the World War II, and up until recently WW2 veterans traveled to the island for vacation with family as they fell in love with it. In recent history it is known as filming location of Mamma Mia! Here We Go Again movie from 2018.