Western stories and legends based, and filmed, in and around Death Valley, California. One of the longest-running Western series, originating on radio in the 1930s. The continuing sponsor wa... Read allWestern stories and legends based, and filmed, in and around Death Valley, California. One of the longest-running Western series, originating on radio in the 1930s. The continuing sponsor was "20 Mule Team" Borax, a product formerly mined in Death Valley.Western stories and legends based, and filmed, in and around Death Valley, California. One of the longest-running Western series, originating on radio in the 1930s. The continuing sponsor was "20 Mule Team" Borax, a product formerly mined in Death Valley.