Flathead Lake is one of the most beautiful places in Montana — deep, cold, and impossibly clear. But beneath that glassy surface lies a legend that’s haunted the state for more than a century. From Kootenai stories of a great water spirit to hundreds of modern-day sightings, locals still whisper about what might be moving through those dark waters.

Join me in the Map Room as we dig into the mystery of the Flathead Lake Monster — and uncover why this legend refuses to sink.

🔗 Connect with History’s Dark Corners