Every autumn, this hillside is ablaze with red summer cypress.

The intriguing personal collection of a professional demon-chaser.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

America's most famous piece of self-built architecture.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

One man's homage to the sun continues to grow like a glass fractal.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

A submerged archeological park still holds the wonders of a Roman Sodom.

Elevated freight railway turned wildly successful urban park.

The most alien-looking place on Earth.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

An homage to everyone's favorite prehistoric cartoon family.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

A lake with hundreds of ancient skeletons surrounding it. The surprise is what killed them.

A 30-acre garden inspired by the principles of modern physics.

Centuries-old bridges grown from tangled roots.

Hollowed out cedar log tubs set in an ancient towering forest.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Rising from the sea like a stone monster.