Karlovy Vary or
Carlsbad (; , ) is a
spa town situated in western
Bohemia,
Czech Republic, on the confluence of the rivers
Ohre and Teplá, approximately west of Prague (Praha). It is named after
King of Bohemia and
Holy Roman Emperor Charles IV, who founded the city in 1370. It is historically famous for its
hot springs (13 main springs, about 300 smaller springs, and the warm-water Teplá River). It is the most visited spa town in the Czech Republic.