The historic city of Prague is the primary tourist attraction, and the city is also the most common point of entry for tourists visitng other parts of the country. Most other cities in the country attract significant numbers of tourists, but the spa towns such as Karlovy Vary and Mariánské Lázně are particularly popular holiday destinations. Other popular tourist sites are the many castles and chateaux, such as those at Karlštejn, Pernštejn and Český Krumlov. Away from the towns, areas such Český Ráj, Šumava and the Krkonoše mountains attract visitors seeking outdoor pursuits