ESTABLISHED 1952
149 Depot Hill Rd   PO Box 67   Boulder, MT
406-225-3383   888-890-5860

The 25 Best Nerd Road Trips | Popular Science

The 25 Best Nerd Road Trips | Popular Science.

Free Enterprise Radon Health Mine
Geoff Manaugh and Nicola Twilley/v-e-n-u-e.com
Boulder, Montana N 46.271749 / W 112.154152 Visitors to this former uranium mine pay to sit in lounge chairs 85 feet belowground and breathe the radon gas seeping from the tunnel’s rock walls. The facility, founded in 1952, is one of four radon-therapy sites in the U.S., all in Montana.

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