An interesting look into 18th-century American history.

This giant monument of the RCA mascot is a beloved fixture in Albany, New York.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

Why have you never heard of the second most popular tourist site in New York?

When ecosystems collide in the arid Southwest.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

San Francisco's newly reopened hands-on science museum.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

The massive machine creates cracking displays of indoor lightning.

The site of Paul Revere's historic two lantern warning.

Millions of numbers carved in glass represent the tattoos forced upon victims.

A serene plaza that commemorates one of the Granite State's most iconic figures.

Come for the gun-toting hillbilly madman, stay for the ice-cream loving basketball bears.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

The largest arcade museum in the world chronicles the golden age of video games which ended promptly in 1987.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

Even Henry David Thoreau found this glacial pothole irresistible.

The birthplace of America's favorite fruit-flavored mystery dessert.

This oversize piece of novelty cookware once cooked the largest pancake in the world.

A 10-foot-tall concrete Alley Oop statue left over from World War II now stands on the side of the road.

Possibly the smallest church in the world floats in the middle of a pond.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

Over 50 whirling pools left behind from the glacial age.