A giant donut stands as a popular symbol of Los Angeles iconography.

Death comes to anyone who dares to touch this concrete column.

Leveled by an earthquake, this Italian village is now preserved as a massive concrete art project.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

This mountain's identity is stuck somewhere between a nightmare and a scenic tourist attraction.

The center of the only hemisphere that awards visitors with a commemorative coin.

Walk in the footsteps of the gods and straddle two tectonic plates.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

Fortified medieval tower house with lovely roof garden.

A strange tribute to all the fallen souls of war.

Avenue of trees planted by cosmonauts before their space departures.

The world's most remote memorial to the victims of the UTA Flight 772 disaster.

A giant "X" symbolizes the blood spilled from the brutal Juárez drug wars.

This former rail stop in Utah was abandoned, repopulated by some nostalgic friends, and now is home to a single DIY aviator who lives in a hangar.

A grandiose title could not save this mercantile community from obscurity.

The ruins of a lighthouse on the island Amelia Earhart never reached.

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

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

The cell which saved the life of Ludger Sylbaris, "the man who lived through Doomsday."

A quarter-scale locomotive wonderland built by one man and his family.