Tecotzautla Not far from Tequisquiapan in the State of Hidalgo lies Tecotzautla, a multispa zone. Located just over the border from Queretaro, it’s known for its geyser, spouting 95' C. water, which is then diverted into pools nearby.
Photography & Annotations by Bob Brooke © 2001
Source article: Taking the "waters" in Mexico