Hamamkarahisar Kaplıcaları is located in Sivrihisar, Eskişehir province, drawing thermal steam-water with a pH of 7.3. The venue offers indoor and outdoor pools plus a sauna.
Insider tip — 'Hamamkarahisar Kaplıcaları' — thermal springs at a site bearing the historic name combining 'hammam' and 'karahisar' (black castle), near Sivrihisar in Eskişehir province. 'Hamamkarahisar' was historically another name used for Afyonkarahisar, but this Foursquare entry's coordinates point to the Sivrihisar area, which has its own geothermal springs amid the volcanic Phrygian plateau. The black volcanic rock formations of Sivrihisar ('Sharp Castle') give the name its meaning.