Millions of people come to Yellowstone National Park every summer to see wildlife, scenery, waterfalls, and geysers. But, people came to the area for thousands of years before it was a park to gather shiny black rocks. The road reconstruction project between Mammoth and Norris passes under that ancient rock bed. Part of the project will protect the stone cliff, and a historic exhibit below it.
KULR-TV - Wyoming
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Yellowstone's most ancient attraction gets a facelift