Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

Two thirds of this Montreal neon icon has survived to flash another day.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

An eerie smiling woman looms above the granite tombstones.

This quirky curiosity shop takes its cues from the world's bazaars.

A white oak with property rights.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

This bridge is haunted by the ghost of a distraught mother.

Tour the sci-fi-esque reality of governmental disease management.

Scattered around Atlanta are little doors with big charm.

Mysterious library of an infamous financier and spiritual seeker.

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

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

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

Elevated freight railway turned wildly successful urban park.

At least seven hues of blue and turquoise make this freshwater lagoon unique.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

A crumbling cathedral condemned by an earthquake.

This Costa Rican topiary park is a surreal garden of unearthly delights.

This replica of the Greek structure is in the heart of Nashville.