Quiz: Remember the definition of mal de mer?
city in northern Hebei sheng (province), China. The city is situated in the mountains separating the North China Plain from the plateaus of Inner Mongolia, approximately 110 miles (180 km) northeast of Beijing, on the Re River (Re He; "Hot River"), a small tributary of the Luan River. The Re River, so called because of the various hot springs that discharge into it above Chengde, gave its name to the city and to the province of which the city was the capital. Pop. (2002 est.) 329,970.