Salies-de-Béarn is a commune

Communes of France

The commune is the lowest level of administrative division in the French Republic. French communes are roughly equivalent to incorporated municipalities or villages in the United States or Gemeinden in Germany...

 in the Pyrénées-Atlantiques

Pyrénées-Atlantiques

Pyrénées-Atlantiques is a department in the southwest of France which takes its name from the Pyrenees mountains and the Atlantic Ocean.- History :...

 department in south-western France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

.

The name comes from its naturally occurring saline water

Saline water

Saline water is a general term for water that contains a significant concentration of dissolved salts . The concentration is usually expressed in parts per million of salt....

 (Gascon

Gascon language

Gascon is usually considered as a dialect of Occitan, even though some specialists regularly consider it a separate language. Gascon is mostly spoken in Gascony and Béarn in southwestern France and in the Aran Valley of Spain...

 salias for Standard Occitan salinas). During the occupation of France by Nazi Germany, Salies was on the border between the occupied zone and the free zone.

Salies-de-Bearn served as the setting of the Trevanian

Trevanian

Rodney William Whitaker was an American film scholar and writer who wrote several successful novels under the pen name Trevanian. Whitaker also published works as Nicholas Seare, Beñat Le Cagot and Edoard Moran...

 penned novel The Summer of Katya. In that book, it took the name Salies-les-Bains.