 The spring was so named by the owner of the Aetna Mines, John Lawley, when he discovered the spring in the 1880s.The Aetna Springs Resort is located in Aetna Springs and is listed on the National Register of Historic Places.The resort and spa originally developed by Len D. Owens, Frances Marion's father in the 1870s and quickly became a popular summertime destination for vacationers from San Francisco and Hollywood.