Thunder Horses

Historical marker location:

5 North Main Street, Three Forks, Montana

( Marker is at the intersection of North Main Street and South Main Street, on the right when traveling north on North Main Street.)

The town of Philipsburg, Montana, is known for its sapphire mining, with some of the best sapphires in the world being found in the surrounding mountains. Visitors can go gemstone hunting and visit the local sapphire museum to learn about the history of mining in the area.