In partnership with the U.S. Travel Association and DiscoverAmerica.com, AOL Travel salutes National Travel and Tourism Week by highlighting top wonders of the United States. We're all familiar with the Seven Wonders of the Ancient World, though it seems every couple of years there is a movement to add an eighth wonder or update the list with a modern day wonder. We take our own twist, highlighting wonders across the United States in themed galleries and asking you to help us select AOL Travel's Seven Wonders of the United States. Come explore America with us!

Architectural Wonders

Architectural Wonders

Gateway Arch Riverfront

Gateway Arch

The Arch is the tallest national monument in the United States at 630 feet; it is the city's best known landmark and a popular tourist attraction.Construction began February 12, 1963 and the last section of the Arch was put into place on October 28, 1965.The Arch is a structure known as a catenary curve, the shape a free-hanging chain takes when held at both ends, and considered the most structurally-sound arch shape.

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Historical Wonders

Historical Wonders

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Mount Rushmore

Above dense forests and pristine streams of the Black Hills National Forest, Mount Rushmore National Memorial represents a national treasure. Symbolizing the ideals of freedom and democracy, it is a tribute to four presidents: George Washington, Thomas Jefferson, Theodore Roosevelt and Abraham Lincoln and their invaluable contributions to the United States. Mount Rushmore National Memorial represents not only the past, but also a promise for the future.

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Natural Wonders

Natural Wonders

Big Island Visitors Bureau

Kilauea Volcano

Kilauea Volcano at Hawaii Volcanoes National Park is what the Big Island is most famous for. It is one of the world's most active volcanoes, erupting continuously since 1983. On any given day, it produces 250,000-650,000 cubic yards of lava. While here, visitors can also catch spectacular views of other natural wonders: Maunaloa, the most massive mountain in the world, and Maunakea, the tallest sea mountain in the world.

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Water Wonders

Water Wonders

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Niagara Falls

The Niagara Falls are voluminous waterfalls on the Niagara River, straddling the international border between the Canadian province of Ontario and the U.S. state of New York. Niagara Falls is composed of two major sections separated by Goat Island: Horseshoe Falls whichthe majority of which lies on the Canadian side of the border, and American Falls on the American side.

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Wildlife Wonders

Wildlife Wonders

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Everglades National Park

At 1.5 million acres, Everglades National Park is the largest subtropical wilderness in the United States. The park is a haven for wildlife, and boasts dozens of rare and endangered species, including the West Indian manatee and the Florida panther. As a measure of the park’s weight, it has been designated as a World Heritage Site, International Biosphere Reserve, and Wetland of International Importance.

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Unusual Wonders

Unusual Wonders

The Longaberger Company

The Longaberger Company Building

In 1998, The Longaberger Home Office also received a Build Ohio Award for its synthetic plaster system. The building is made of stucco over a steel structure, which helps create the look of an actual Longaberger Basket. The Home Office continues to attract the attention of media from around the world, even as far away as Tokyo.

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