Yellowstone National Park - Morning Glory Pool Postcard

UNESCO WHS Serie - Yellowstone National Park - Upper Geyser Basin - Morning Glory 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). Morning Glory Pool is a hot spring in the Upper Geyser Basin. The distinct colour of the pool is due to bacteria which inhabit the water. On a few rare occasions the Morning Glory Pool has erupted as a geyser, usually following an earthquake or other nearby seismic activity. World Heritage Sites in the USA - Name: Yellowstone National Park Country: United States of America Location: Wyoming, Montana, Idaho Site: Upper Geyser Basin - Morning Glory 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.