This is the house that spite built.

The homestead of American patriot John Adams.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

The oldest surviving wood-frame building in North America is still in the family.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

This tiny little island has, as the name says, just enough room for its single house.

This stunning sea creature-shaped home blends into the landscape like a fantasy villa.

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

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

This enchanting natural park is a magical example of a temperate rainforest in Europe.

Built by the inventor of the radio, this abandoned hotel has housed early radio employees, military men, and a dangerous cult.

This abandoned boat was left in place thanks to its rotting beauty.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

Roots and stumps that lay inundated for two millennia are on display in Japan's city of three mysteries.

A French valley with forests so lush it was nicknamed "the Small Amazonia of the Pyrenees."

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

There's a labyrinth of manmade tunnels stretching for over an acre beneath Bristol.

A former hospital is now home to a pizza parlor and maybe a few ghosts.

The Avenue of Mausolea is a series of grand palatial tombs.

London's amazing modernist public square that never was.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

A subterranean world of tunnels links several buildings of this rare 19th-century asylum.

This triumphal arch celebrating the Sun King's conquest of Lille is a masterpiece of military architecture.