YOUR GUIDE TO DENVER
Things to Do
Browse Things to Do in the Denver area, covering attractions, tours, entertainment and outdoor activities, with businesses in Denver, Littleton and Parker.
Argo Mill & Tunnel Tour
Idaho Springs, CO
About Argo Mill & Tunnel Tour
Inside Colorado Gold Country, visitors can step into a historic Idaho Springs mill that stands more than 110 feet tall and is listed on the National Register of Historic Places. Tours include the Argo Tunnel portal, original turn-of-the-century equipment, and a chance to pan for gold or gems.