Aargau Jura Park (Jurapark Aargau) is located north of Aarau, between the rivers Aare and Rhine, in the Swiss canton of Aargau. It straddles the border between Jura and Basel. It spans 241 square kilometres (93 sq mi) and reaches up to 350 metres (1,150 ft) above the valley floor. The park is mainly located on the Jurassic Plateau, between Frick and Villigen, and also encompasses the Aargau Jura mountains and valleys.