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Science: Lewis and Clark Caverns

What’s the first state park in Montana that is also home to a massive underground cave and is a unique habitat for bats? Explore the Lewis and Clark Caverns on PBS Learning Media! Found in the southwest part of the state, it’s surrounded by rugged hills along the Jefferson River. The huge cave was formed millions of years ago when water from an ancient, shallow ocean flowed through the rocks of the mountains to form caves.

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