Tihoubar
Tihoubar or Aïne Tihoubar is a settlement and hot spring of 45 degrees Celsius in the Sahara Desert of eastern Algeria, Illizi Province. It is located roughly  by air northeast of Tamanrasset, and about  northwest of Ghat, Libya. It lies in a valley, and the spring is said to bubble "amongst the undergrowth at the foot of a palm tree." References

Populated places in Illizi Province
Hot springs