Beirut's thinnest building was the result of feuding brothers.

A New Hampshire grave with a grudge.

This Canadian road's nickname stuck so hard the city had to keep it.

The nearly 200-year-old building displays a perplexing grammatical error.

A geothermal energy project gone wrong is fracturing the city's picturesque architecture.

A geometric jumble of homes.

The first (but not only) upside-down house in Germany.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Step inside Lucy, the world's largest "elephant."

A palatial horse museum outside Shanghai is home to the most pampered horses in the world.

The whole world in one water tank.

Giant acorn-shaped 19th century gazebo from which suburban Washingtonians gazed upon the original "silver" spring.

Wedged between two sets of row houses is an awkwardly located family graveyard.

An eerie, decaying ghost town destined to fade into the forest.

One street divides a single town that stands in two U.S. states.

A historic coal mine that doubles as a museum and tourist attraction.

Every week, a festive public jam session breaks out in downtown Asheville.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.