This New York estate was designed to resemble a medieval Scottish castle.

A bronze tribute to a legendary Californian, the self-proclaimed "Emperor of the United States."

People escaping slavery may have hidden inside a corpse vault.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

A mesmerizing disco ball-like sculpture along the Sacramento River Walk.

An eccentric home stands out in an otherwise average neighborhood with mosaics, mini topiaries, and kinetic sculpture.

This controversial depiction of the "Founder of California" looks as though it was sculpted from mashed potatoes.

A gigantic sculpture garden is packed with innovative oddities.

The world's largest squirrel statue clutches a pecan bigger than your head.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

This North Carolina store preserves a historic moment in America's movement for racial equality.

A metal ring in the middle of the road marks the exact spot where the Soviet satellite crash-landed in 1962.

An acoustic anomaly with a mysterious cause.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

Within this beautiful Pittsburgh cemetery, a unique headstone bears witness to one man's eternal love for Jaws.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

A 32-acre fun park dedicated to all things cheese.

Make your own fake treats at this factory and workshop in the epicenter of Japan's food replica industry.

The sophisticated hydraulic system of the Nazca civilization.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

At this California chicken ranch, four bucks will get you 18 eggs and a chorus of dancing animatronic poultry.

This isolated island is often capped by its own fluffy cloud.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A careful eye can find hundreds of dinosaur tracks running along the Connecticut River.