Czech Republic

The Czech Republic has few natural lakes.

An excerpt from the article 27 facts about Czech Republic

The largest is Lake Czarne, with an area of only 18.4 ha. However, numerous ponds and retention reservoirs protect the country against floods.

The Czech Republic is known for its spa towns with mineral waters and hot springs, e.g. in Karlovy Vary (73°C) or Mariánské Lázně (29.6°C).