Only ruined buildings and abandoned charcoal kilns remain of this once bustling Wild West boom town.

The largest statue of this convex, homogeneous object with just one stable and one unstable equilibrium point.

9th century Abbasid mosque, damaged in modern warfare.

Celebrated as a center of civilization, the remains of the ancient city have been nearly destroyed by greed, egoism, and war.

Some of the smallest works of art in existence.

This small building is a living testament to the remoteness and warmth of the town that it represents.

These mysterious 1,000-year-old walls have revealed little about their past.

The burial site of one of the most notorious bushrangers in Australia's history.

The most northerly active sand dunes in the world have some very rare botanical residents.

Only a few signs remain of the buried Colorado mining town that supplied the uranium for the first atomic bomb.

This tiny square mile of Canadian sand was once considered the world's smallest desert.

This greenhouse was once a hockey arena.

This lake-bound geographical marker sits at the point where three European countries intersect.

America's smallest "national forest" has only 33 trees.

The site of one of Japan's very few American occupations during World War II still holds the relics of a roundly disastrous campaign.

Across this single-file rope bridge is what has been claimed to be the edge of continental Asia.

The "3rd largest" city in California is an empty mirage of suburbia in the middle of nowhere.

The set location for a 1987 cult classic draws international film buffs to the middle of the Mojave Desert.

A spiral staircase twists to the top of this unusual Czech lookout tower.

A rare wayfinding portmanteau of “Street” and “Avenue.”

This simple badlands butte is the highest point in North Dakota and may be the only high point to charge admission.

Amid the clacking of snooker balls, diners tuck into fiery Bhutanese fare.

The half-mile long structure is so impressive, it even shows up on satellite images.

A mad mystery man who led Canadian mounties on a 150-mile wilderness chase is still buried with his secrets intact.