The failure of one component toppled this entire bridge during rush hour.

This red-eyed chrome beast pays homage to the popular modern myth of West Virginia's insectoid monster.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

The watery grave of an impractical idea.

"...I guess that was your accomplice in the wood chipper?"

Native Americans built this circle of stones, which was used to predict astronomical events.

Come for the speed, leave in love with the desert.

The self-made house sculpture of an outsider artist who named himself "Chief Rolling Thunder."

Home to the deepest rift anywhere on Earth.

Supposedly Satanic numbers adorn this preserved submarine sail.

The largest freshwater lake in the Florida Keys.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

The smallest post office in the United States is no bigger than a broom closet.

For 32 years the famous Ringling Bros circus troupe spent winters in this sunny spot in Florida.

This beautiful ancient site is dotted with perforated sandstone pillars considered sacred by some Native American groups.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

An amazing collection of sculptures and art.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

At 207 feet, one of the world's longest continuous escalators.

This unique historical monument features large concrete spheres designed to resemble fallen stars.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Dedicated to the victims of one of the deadliest hurricanes to strike the United States in recorded history.