Video from: Mt. St. Helens Area, Washington State, USA Video resolution: 4K Video type: nature relaxation video In this 3-hour relaxation video you will admire the underwater views at Coldwater Lake, Mt. St. Helens Area. Take a look at what happens under the waters of a glassy lake. Is it the way you've imagined it? Underwater sounds of nature are perfect for deep sleep, relaxation, destress, relaxation therapy and more.