Česká Lípa (Czech pronunciation: [tʃɛskaː liːpa]; German: Böhmisch-Leipa, Yiddish: לאיפא Laypa) is a city in the Czech Republic. It is the district seat and the largest city of the Česká Lípa District in the Liberec Region, with a population of 37,405. The Ploučnice River flows through the city, approximately 25 mi (40 km) from its source. Česká Lípa is divided into 14 municipal districts. Approximately 9 mi (15 km) south of Česká Lípa lies the summer resort of Lake Mácha (Czech: Máchovo jezero). Česká Lípa lies 23 mi (38 km) west of Liberec and 42 mi (67 km) north of Prague, counting distances between city borders.