Yökö has five hot springs ranging from 20°C to 35°C, and a larger pool with a small waterslide and waterfall, set in an attractive...
Centro de Aventuras
Near the base of the volcano is Centro de Aventuras, which has a number of offerings including a canopy tour (adult/children US$40/30)...
The biggest complex in the area has some Disney–Flintstone queso to it, but there are 11 thermal pools ranging from 36°C to 40°C, split...
Lonely Planet review
On the southern slopes of Miravalles, Las Hornillas is the center of volcanic activity in the area. The entrance fee includes an informative tour around the small crater (again, stay on the trail, kids) and allows you to soak in the thermal pools. This wonderfully isolated, family-run spot also offers hiking and tractor tours via hanging bridges to a waterfall, including lunch and access to the mud and pools.