Punch Bowl, one of the most beautiful boiling springs in Yellowstone Park, U.S.A., The

The "Bowl" is beautifully colored,--cream, yellow, pink, olive, red, brown,--and it holds a liquid of exquisite blue, flecked with white. Probably the Punch Bowl was once a geyser shooting its water into the air. Some day, it will cease to boil, and some day it may even cease to be a hot spring.