The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

In Cold Spring, New York, a shrine containing Godzilla and an assortment of plastic dinosaurs stands dedicated to a teenager who died in a car accident in 1996.

The remains of what was once the world's steepest passenger funicular.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

This abandoned cemetery is crumbling into ruin, exposing the artifacts and bodies buried there.

This abandoned factory on the Hudson River once churned out a million bricks a week.

Home to the abandoned Tioronda Hat Works Factory, this park is a combination of woodlands and marshlands.

A 19th century hat factory still stands as a crumbling ruin in upstate New York.

These boots are made for selfies.

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.