- Ai-Ais is a small settlement in southern Namibia, located in the ǁKaras Region. It is situated near the Fish River Canyon, which is one of the largest canyons in the world. Ai-Ais is known for its hot springs and spa, which attract visitors seeking relaxation and therapeutic treatments. The name "Ai-Ais" means "burning water" in the local Nama language, referring to the hot springs. It is a popular destination for travelers exploring the scenic beauty of the region, including the rugged landscapes and the Fish River Canyon hiking trail.