A lake is a large body of water which is situated within a body of land. Lake can be a sea because of its isolation. A long time ago people think that very enormous lake is a sea. The main difference between lake and river that the first one does not have any flows. However, river and streams can flow into and out the lake.

A lot of lake were created by people. They have many functions. Ones are for electricity, others for recreations. Some of them were built for water which people can use in irrigation or in industry or even in houses.

The lakes can lose its water only by evaporation because the water flows through the soil pores if they do not have any flows out. On the coast of these lake have a high salt level. The very dry places nearby lakes have a high concentration of salt. These lakes are given a name salt lake. For example, the most famous salt lake are the Great Salt Lake, the Caspian Sea, The Aral sea and the Dead Sea.

A lot of lakes which is situated on the surface of our planet are fresh water. Most of them are in the North Hemisphere. More than 60% of the lakes of the world are in Canada. Finland is known as The Land of the Thousand Lakes.


Notable information about lakes:

  • The largest lake in the world by area is the Caspian Sea
  • The longest freshwater lake is Lake Tanganyika. Lake Baikal is the second longest.
  • The deepest lake is Lake Baikal in Siberia. Lake Tanganyika is the second deepest lake.
  • The highest lake of the world is a small lake without a name on Ojos del Salado
  • The lowest lake of the world is the Dead Sea.
  • Lake Enriquilloin Dominican Republic is the only saltwater lake in the world where crocodiles.