These half-buried combine harvesters just off Route 66 are an homage to the Cadillac Ranch.

The world's second largest single-dish radio telescope, once used to contact E.T.

Learn all about this iconic air rifle without putting an eye out.

One of the oldest show caves in Arkansas.

Claims to be the "World's Highest Hill."

No matter what the plaque under this massive legume says, this is not the world's largest peanut.

Civil War dumping ground for the bodies of terrorized Union sympathizers.

A park home to some unusually large rocks.

A reproduction of earth's many biomes.

Browse an impressive collection of passenger and military aircraft dating back to World War II.

This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

A 131-year-old wunderkammer of Texas history.

Some of the best pastries in "the Czech heritage capital of Texas" come from a gas station off I-35.

Decaying military base deactivated in the 70s is now visited by urban explorers and military enthusiasts.

Crumbling hotel echoes with the sounds of the '30s.

The house where the pulp fiction writer and Conan the Barbarian creator lived.

An Americana dreamscape.

Hike the ruins of a zoo that was shut down by an unsolved murder.

Where Santa Claus held up a Texas bank and started a statewide manhunt.

Legend says the horned lizard spent 31 years sealed in a time capsule before he was discovered alive.

A historic landmark and museum filled with curious objects representing the history of Key West.

The highway's southernmost spot is a beloved local attraction.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.