Yellowstone National Park - Wall Pool Postcard

UNESCO WHS Serie - Yellowstone National Park - Upper Geyser Basin - Wall Pool - Yellowstone National Park is a protected area showcasing significant geological phenomena and processes. It is also a unique manifestation of geothermal forces, natural beauty, and wild ecosystems where rare and endangered species thrive. It also has the world's largest concentration of geysers (more than 300 geyers). The Wall Pool is hot spring in Biscuit Basin of the Upper Geyser Basin. Sometimes the pool erupts manytimes in a season, much like geysers. World Heritage Sites in the USA - Name: Yellowstone National Park Country: United States of America Location: Wyoming, Montana, Idaho Site: Upper Geyser Basin - Wall Pool Inscription: 1978 Category: Natural (vii)(viii)(ix)(x) Unesco Ref: 28 Special Feature: The card has a QR-Code on the backside to navigate for more Informationas about the site.