This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

This high desert botanical garden is a unique display of Northern New Mexico's geology.

The shattered remnants of a meteor that struck Santa Fe more than a billion years ago.

A serene garden path lined with 36 haiku stamped into clay stones.

A sprawling collection of over 106,000 toys from around the world.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

An alchemist's "magic door" stands in the middle of a Roman park.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

This humble star-gazing center touts itself as the "Birthplace of American Astronomy."

An art deco ice cream shop covered in vintage train station tiles.

What is it about mushrooms that makes people wish they lived inside of them?

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

The only recreation of William Shakespeare's indoor playhouse.

Outdoor exhibits explore the contributions of European, African, and indigenous peoples to American frontier culture.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

One of the last active volcanoes on the Eastern seaboard.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

Inky sludge oozes to the surface of this beach thanks to a rare natural tar seep.

It's not your typical library, memorial, or book store.

A tribute to the life and work of the beloved "Peanuts" cartoonist.

The southernmost outpost of the Russian Empire in colonial America.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

'Cause the fence start shaking, the earth was quaking.

This 3,500 pound obelisk was constructed with more than 1,000 reclaimed guns.