This unique tower has been home to malaria-fighting bats for 100 years.

No one is sure why this mysterious tradition started.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

Dedicated to the first Black recipient of the Navy Cross.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

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

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

This giant spider sculpture made from the iconic car is one giant visual pun.

A scrap-metal sculpture recalls an infamous 19th-century camel.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

This huge dam across the Colorado River caused an armed standoff between two U.S. states.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

This giant steer-skull edifice refuses to die.

A tribute to the statues of Easter Island along Route 66.

The largest known open fault in the United States is basically a giant natural refrigerator.

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

The life of one of FDR's possible mistresses is preserved in her palatial Hudson Valley mansion.

An abandoned dollhouse factory.

This beloved marketplace mascot poops money and grants good luck.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Oldest existing wire suspension bridge in the United States.

This once luxurious Catskills resort is now a haunting ruin.