Acadia National Park - Park Mystery Video #3 Answer

The video introduces Hovenweep National Monument, established in 1923 in the Four Corners region. It highlights the hiking trails and ancient structures like Square Tower and Boulder House, built by the ancestral Pueblo people who left the area around 1300. The video discusses the effects of erosion on these structures and the minimal reconstruction efforts. Visitors can enjoy wildlife sightings and stargazing in this certified Dark Sky park.

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