Ai-Ais Hot Springs Resort is at the source of a mineral and sulphur-rich hot Spring, and means 'burning water' in the Local Dialect. One of the eyes of the hot Spring is in the Ai-Ais Resort Area. This Resort is situated at the Southern end of Namibia's Fish River Canyon. Ai-Ais is part of the Ai-Ais/Richtersveld Transfrontier Park which includes both the Richtersveld in South Africa and Ai-Ais in Namibia. The hiking routes from Ai-Ais, are a very popular attraction and vary from very easy to quite challenging. The most strenuous one is a 5-day Hike down the Fish River Canyon. Ai-Ais is at the end point of the Fish River Hiking Trail and offers an excellent place to relax after a long Hike. The main attraction at Ai-Ais is the Spa Complex. The thermal bath next to the hot Spring is a popular recreation Resort, especially during the Winter Months. The water is particularly soothing for people suffering from rheumatism, yet everyone, young and old, enjoy the spouting water Fountains and Pools. There are indoor Pools with varying water temperatures, as well as an outdoor Pool. Visitors at Ai-Ais can easily drive to, the Main Fish River Canyon Lookout Point, which is situated near Hobas. The location is 128 km West of Karasburg and 224 km South-West of Keetmanshoop. 

Aigams is the Khoikhoi name for Windhoek, comes from 'fire' and 'water' refering to these hot Springs!

Geolocation
17° 7' 58.8", -27° 36' 57.6"
References

New Dictionary of South African Place Names by Peter E. Raper.

www.ai-ais.net

https://www.latlongwiki.com/?l=-27.616667&g=17.133333&title=Aub%20River,%20Namibia
http://www0.sun.ac.za/taalsentrum/assets/files/Hulpbronne%20vir%20Taalpraktisyns/SaPlaceNamesDictionary(1987).pdf