The Famous Argo Mill and Tunnel Soon after 1859, when Colorado’s first gold was struck in Idaho Springs, CO, the Argo and surrounding area became an international center of milling and tunneling innovation and served for many gold mines in Colorado. Partnerships between local entrepreneurs, hi...
Welcome to the Argo Mill and Tunnel, the #1 thing to do in Idaho Springs, CO for small or large groups, according to Tripadvisor. Schedule your Gold Mining Tour, pan for gold and much more.
Situated in Historic Idaho Springs in the heart of Colorado Gold Country sits the Mighty Argo Mill and Tunnel, one of the most striking and prominent Heritage Landmarks in the American West. The Argo is a central character in the story of the Colorado gold-rush, and remains one of the la...
Argo Mill and Tunnel: Highly recommend for kids & teens! - See 1,707 traveler reviews, 478 candid photos, and great deals for Idaho Springs, CO, at Tripadvisor.