Beginning in the 1860s, the first vestiges of the resorts of Lake County appeared around the sparkling pools of the region's many hot springs and upon the shores of Clear Lake. Lured by the supposed medicinal qualities of the water, people flocked to rustic campgrounds and cabins to "take the cure" for their ailments, drink, and bathe, staying for long periods each summer. Within a few years, ambitious
entrepreneurs bottled the springs' mineral waters and built more luxurious accommodations and amenities. Although the claims of curative waters lost sway over time, resorts equipped with...