This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

This stone marker honors the man who released Canada goose goslings in Fort Collins, Colorado.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

Step into the cool deep past and unknown future of who begat who.

Tour the original street level of Port Angeles, buried underground in 1914.

The remains of an attempt to carve a thriving metropolis from the forest, and once home to the first revolving door in North America.

This Canadian monument to the man who invented the telephone allows visitors to get up close and personal with the artifacts of his life.

The highest tides in the world come in and out here twice a day, allowing you to essentially walk along the ocean floor.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

This crumbling UFO is one of only a few remaining "moveable ski chalets" of its kind.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

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

The Burnside Fountain and its questionable interpretation.

A tiny monument to the classic American candy.

The remains of a hospital ravaged by fire, once a progressive place of innovations for disabled children.

Mass Grave of 48 colonists killed in a raid by Native Americans and the French in 1704.

At the supposed instruction of Ben Franklin and Socrates, a Spiritualist believer intended to birth a mechanical messiah here.

A 19th-century smallpox cemetery is being reclaimed by scrub forest and sand dunes.

This abandoned radar station from the Cold War era now only broadcasts a seriously ominous air of isolation.

This headstone-like marker inscribed with three words has been an utter mystery for over a century.

Civil War Fort on an island in the Boston Harbor.

This rare symbol of Eastern philosophy in the West has been created over years of painstaking construction by the local community.