The key, of course, was the hot water, warmed to 100 degrees or more down deep in the earth by geothermal pressures. The water is super-heated, and heat is energy, and Holecek knew how to get at ...

Murrieta Hot Springs Resort, with more than 50 pools, is reopening between San Diego and Los Angeles. Here's a sneak peek at the reimagined hotel.

This water is too hot for bathing or drinking, so many of the springs remain capped off for safety. However, a select few are left open for visitors to experience the magic of the springs.

Under the terms of the 50-year lease, the district has also agreed to provide the resort with access to the water in the La Verkin hot springs it owns for $25,000 a year, automatically adjusted ...