Soap Lake was regarded as a sacred body of water with special healing properties. Up until the discovery and widespread use of antibiotics, Soap Lake was a popular destination with a known track record for relieve symptoms of ailments like cirrhosis, arthritis and poor circulation among many others. Soap Lake is a lake unlike any other in the world, without exaggeration. It has some of the highest naturally occurring mineral content of any lake in the world, in addition to the highest mineral diversity found naturally occurring in a body of water.