Unusual colorful lake

Unusual colorful lake

Morning Glory Pool (Morning Glory Pool) - a source that is in the Yellowstone National Park. Earlier spring was almost completely blue color yellow trim. But due to pollution (including due to the oxidation of coins thrown by tourists) of the source color is gradually changing in the direction of green, and yellow edge more crawl inside. Source hot, so couples can see, especially in the cold season.

Unusual colorful lake