blue dark green geyser golden grass gray heat hillside hot water pine trees road sky steam white ash boardwalk boiling brown danger green hot springs mountain orange Tan trees water yellowstone clouds Hard wood trees lake lake bank reflections Dead trees Earth Crust hot rocks springs black bird desert mountains park pines red Red Rocks springtime Utah vista bushes Desert Forest Dirt grasses sand wildflowers birch brzozy drzewa krzewy meadow shrubs sosny trawa yellow zarośla łąka cliffs Desert Floor hoodoos