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Angel Terrace, Yellowstone National Park, WY, circa 1930

Card type
Linen

About this postcard

A close view of Angel Terrace, its stepped travertine ledges cascading down in bands of cream, yellow, orange, and rust. Dark conifers and bare trunks rise on the hillside behind. The terrace is one of the hot-spring formations at Mammoth Hot Springs in Yellowstone National Park, built up as calcium carbonate settles from cooling mineral water. Heat-loving bacteria and algae give the flowing water its coloring. The caption places the terrace in the southern part of the Terrace Mountains, about 1,000 feet south of Orange Geyser, and singles it out among the park's thermal wonders for delicate coloring and beautiful formations.

Postcard Details

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Postcard record

PublisherC.T.H.CO
Series4522
ConditionVery good
Place depictedYellowstone National Park, WY
NotesLinen-textured stock with a white border; number 4522 printed at lower left of caption. No postmark, stamp, or handwriting; unused divided-back card. Linen-texture chroma card with white border, ca. 1930s-40s. Printed description of Angel Terrace at upper left; light soiling/toning on cream stock.

Cite this card

Angel Terrace, Yellowstone National Park, WY, circa 1930, postcard, c. 1930. PostalPast Collection. https://postalpast.com/postcard/angel-terrace-yellowstone-national-park-wy-circa-1930. Accessed November 2, 2026.