Dark Sky Parks
Lost Trail National Wildlife Refuge
Eureka, MontanaBortle 2 Best in Summer
Truly dark sky, with the zodiacal light clearly visible.
Lost Trail National Wildlife Refuge sits in the Tobacco Valley of northwestern Montana near the Canadian border, certified as an International Dark Sky Sanctuary. The refuge protects wetland habitat in a remote mountain valley with minimal surrounding development. The combination of dark skies, mountain terrain, and active wildlife viewing after dark makes it a distinctive destination for visitors who want stargazing alongside natural history.
What's here
On the map
What to bring
Our picks for a good night under the stars.
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