The sulfurous, effervescent waters of Murrieta Hot Springs have long attracted visitors. Native American petroglyph and pictograph images directed weary travelers to the springs where Juan Murrieta later bathed his sheep and a San Diego firm laundered clothing. In 1902, an enterprising German immigrant named Fritz Guenther developed acreage around the springs into a world-class resort and health spa at the Murrieta Hot Springs. After the Guenther family sold the resort, a stream of owners reportedly laundered money for the Teamsters Union and vended cancer cures, vegetarian foods, and...

In the 1870s, the Spaniard Juan Murrieta and his business partners found green pastures for their sheep in the Temecula Valley, where Native Americans had lived for centuries in southwestern Riverside County. The Spaniards owned 52,000 acres consisting of two Mexican land grants, the Temecula and Pauba Ranchos, until the partnership dissolved. Murrieta stayed on his 1,000-acre ranch until 1884, when he sold his land to a developer who named the new town site Murrietaville. Two years earlier, the Southern California Railroad opened a line into the Temecula Valley. In 1900, a girl named Hale...