As Burgas
Ourense, Spain
As Burgas are hot springs in the historic center of Ourense, in Galicia, Spain. They include Burga do Medio, which is infused with gas, Burga de Arriba and a Burga de Abaixo. The waters are similar to those of Carlsbad (Czech Republic), and gush from granite rock to the west of the town at almost the boiling point. The hot mineral waters gush at 80 imp gal/min (6, 100 ml/s).
Monument data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).