Hide from the tourist hordes in these relatively unknown, and unguarded lava caves.

This black shoreline is made up of exploded lava particles.

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.

A gas station and a state sign commemorating the most famous claims of extraterrestrial abduction.

This blue behemoth of a bear is a colorful homage to Brown University's mascot.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

This cemetery is home to numerous granite headstones that are works of art unto themselves.

This beach-side arcade is believed to be the oldest penny arcade in America.

Abandoned Coast Artillery fort now serves as a graffiti canvas and sightseeing vantage point.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.

A virtually untouched "home on the hill" for the flora and fauna of Rhode Island.

Climbing this abandoned railway leads to breathtaking vistas of O‘ahu.

These mysterious petroglyphs in Vermont reflect a troubled history in the treatment of Native American culture.

This cavernous abandoned marble mine is popular with ice skaters in the winter.

An abandoned theme park with a strange and tumultuous past.

The world's longest known cave system.

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

This tombstone marks the final resting place of the beloved 1990's character, Ernest P. Worrell.

Unique tower has outlasted a takeover of the company.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

A theme park featuring a replica of Noah's Ark built to the measurements specified in the Bible.