Mammoth Lakes, CA is breathtaking in it's natural beauty and possibilities for skiing, hiking, climbing and just taking in all the natural beauty that surrounds you while you're there. It's a very special place. In 1877, miners discovered silver and gold deposits on the northern slope of Red Mountain in Mammoth Lakes. Ruins are still there, of the Mammoth Consolidated Gold Mine, operated circa 1927-1933. The gorgeous blue color of the water is natural.