High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

The legendary building that needed ghostly approval before being built.

A curiosity-seeker's paradise set inside a three-story historic school house.

This museum of miniature displays provides a journey through early American history.

A pharmacy built in the shape of a mortar and pestle, now resembles a fancy cocktail.

A former 19th-century tavern, famous for its peach brandy and honey concoction.

Amazing taxidermy dioramas from the 1960s in a cement building meant to look like an ice cave.

This abandoned cemetery has a dark past of bodies buried over bodies.

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

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

One of the few surviving "Wigwam"-themed motels.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

The world's longest known cave system.

The restored and active Victorian-era final resting place of San Francisco.

The longest navigable underground river in the United States is home to countless blind and albino animals.

Thousands of jack o'lanterns light up Halloween at this historic West Virginia home.

This old-fashioned carhop restaurant gave the world the waffle cone.

This once-palatial plantation may have been the site where a draft of the Declaration of Independence was written.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Exact replica of the ancient monument, but much, much lighter.

A museum dedicated to the legacy of Bob Moog and his pioneering synthesizers.

This woodland architectural installation acts as a camera obscura for the heavens.

Headquarters of the legendary clairvoyant's readings, spiritual hospital, and massage school.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.