Fossil Butte National Monument, situated in southwestern Wyoming, lies 15 miles west of Kemmerer and was designated as a national monument on October 23, 1972. The fossils discovered at the monument are remnants of plants and animals that thrived around Fossil Lake, a vast freshwater body that existed 52 million years ago during the […]
![](https://poppinupusa.com/wp-content/uploads/2024/11/fossil-butte-national-monument-7.jpg)