Florissant Fossil Beds National Monument, Florissant, Colorado - The site's 5,998 acres is famous for the abundant and exceptionally preserved insect and plant fossils that are found in the mudstones and shales.
Visit the Maggie Mine in California to see what mining conditions were like back in the day or try your hand at gold panning. It is located near Calico Ghost Town, California. I-15 and Ghost Town Road, just minutes north of Barstow, California.
Bannack, MT - One of the best preserved ghost towns in the United States. It's the site of the first major gold rush in Montana and was Montana's first territorial capital. Over 50 buildings still stand in Bannack. Click for location and activities available there.