By the time Newhouse started the Argo Tunnel in 1893, mining in Gilpin County was on the decline, but tens of millions of dollars in gold had been removed. Pumping costs had contributed greatly to ...

Back in the day, the Argo Tunnel ferried gold ore into one of the state’s busiest mills and drained water from mines in the renowned “richest square mile on earth” around Central City.

IDAHO SPRINGS, Colo. — More than 70 years after it closed, the Argo Tunnel at the Argo Gold Mine and Mill in Idaho Springs, reopened on Wednesday. A group of investors purchased the historic ...

A short documentary greets tourists at the Argo Mill and Tunnel. “It was the center of the universe for gold in Colorado and in the West for many years,” Mary Jane Loevlie narrates in the video.

Argo Mill and Tunnel in Idaho Springs, Colorado on Wednesday, July 31, 2024. (Photo by Hyoung Chang/The Denver Post) The gondola will be called the Mighty Argo Cable Car, named after the Mighty ...

IDAHO SPRINGS, Colo. (CBS4)- The Argo Tunnel and Mill has been the focal point of Idaho Springs for more than 100 years and its new owners want to not only preserve it, but develop some of the ...

The historic Argo Mill and Tunnel in Idaho Springs will soon be reimagined to include a gondola to the mountain top.