Argo Tunnel and Mill

2517 Riverside Dr., Idaho Springs, Colorado. County/parish: Clear Creek.

Added to the National Register of Historic Places January 31, 1978. NRIS 78000836.

4 contributing buildings. 2 contributing structures.

Also known as:

• Newhouse Tunnel and Argho Mill

National Park Service documentation: https://catalog.archives.gov/id/84128598