Kenya, Lake Bogoria, Spouting water from a hot spring with bubbling water in a pool in the foreground.

Egypt, Western Desert, Near Farafra Oasis, Man with bowl dipping his hand in to the water of a Hot spring in the desert.

England, Bath, The Roman Baths, the great bath, the only hot springs in the UK.

England, Bath, The Roman Baths, the great bath, the only hot springs in the UK.

Turkey, Denizil Province, Pamukkale, Travertine, Terrace Hill, Limestone Hot Spring, Pond.

Turkey, Denizili Province, Pamukkale, Travertine Plateau, Terrace Hill, Limestone Hot Spring Pond.

Turkey, Denizili Province, Pamukkale, Limestone Hot Springs, Travertines Plateau.

China, Tibet, Hot Spring city, Shy Tibetan woman is holding a child at a monastery in Madoi County.

Hungary, Budapest, Lion fountain in central Pest.

Hungary, Budapest, Lion fountain in central Pest.

Hungary, Budapest, Pest, Male bathers playing cards in summer at Szechenyi thermal baths, largest in Europe.

Hungary, Budapest, Pest, Bathers playing chess in summer at Szechenyi thermal baths, largest in Europe.