5 Sisters
Natural hot spring or soaking spot in Montana. Open for public access.
About This Spring
Opal Pool is a natural soaking spot located in Montana. This spot features natural hot spring. Always check current conditions and access rules before visiting.
Features & Access
♨️Natural hot spring
🌿 Safety Reminder
Always test water temperature before entering. Avoid springs above 104°F for extended soaking. Stay hydrated, limit sessions to 15–20 minutes, and never soak alone in remote locations.