Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

The oldest remaining frame residence in Minneapolis.

The only arched bridge made of stone on the entire Mississippi River.

When flour explodes, it's not a pretty sight.

20,000 pieces in a Frank Gehry-designed building.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

These curious caverns have been home to mushrooms, gangsters, and disco.

World's largest carved onyx figure stands as a tribute to enduring peace.

The remains of a World War II munitions factory still haunt the fields of this Twin Cities suburb.

A sewing machine tycoon built this miniature castle for the people and to beautify a lakeshore.

The Dover International Speedway is home to a towering, concrete-skinned, racecar-hungry behemoth.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Connecticut's shot tower is near the end of its life.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

One of the oldest of its kind.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

Elvis's own personal tropical hideaway.

This elaborate towering structure was once famed for its revolutionary height.

Narrowest house in Boston.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

The world's most active stratovolcano is almost always erupting.