6. Grand Tetons

Part of the Rocky Mountain Range, the Grand Tetons are located in northwest Wyoming.

5. Grand Canyon

The Grand Canyon is easily one of the most distinguishable landmarks in the United States

4. Great Smoky Mountains

Named for the smoke-like fog that often shrouds their peaks,

3. Hamilton Pool

Created by the collapse of the dome of an underground river, the Hamilton Pool is just over 20 miles away from Austin,

2. Multnomah Falls

At 611 feet, Multnomah Falls is the tallest waterfall in Oregon and one of the only falls in the area that doesn't dry up in the late summer

1. Niagara Falls

Straddling the border between the United States and Canada, Niagara Falls is made up of three different falls