Mammoth Hot Spring Terrace, Yellowstone National Park

Front:
11148. MAMMOTH HOT SPRINGS TERRACES, YELLOWSTONE NATIONAL PARK. HAYNES,

Back:
300 549 20 Mammoth Hot Springs Terraces, Yellowstone Park, are built up from the hot water laden with calcium carbonate. The depositing is comparatively rapid; and the varied and beautiful colorings are due to growing plants called algae, which thrive in the hot water. HAYNES PICTURE SHOPS, INC., 341 SELBY AVE., ST. PAUL, MINN, AND YELLOWSTONE PARK, WYOMING.