Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

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

This shop for all your super spy needs hides an educational secret.

A strange house built only at night, with rumored mystic inspiration.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

Continuing the tradition of the dime museum in style.

Eighteen miniature death-scene dioramas.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

Resting place of Hollywood's immortals is also site of summer film screenings.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

A giant Troll lurks under one of Seattle's oldest bridges.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

A walk through the historic city center, under the streets of Seattle.

A toxic ghost town sitting atop a massive coal fire.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

The ghostly remains of an accidental sea.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

A trash dump made beautiful by nature's power.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.