This dangerous-looking suspension bridge may have been too unstable to remain open.

This nugget of paradise earned its name for obvious reasons.

Surat Thani's official flower—and the world's largest—smells of rotting meat.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

More sculpture than building, this architecturally significant temple was built on the spot of Saint Peter's crucifixion.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

An alchemist's "magic door" stands in the middle of a Roman park.

2300-year-old Roman road connecting the empire.

Gods clash with machines in a power plant regenerated as a museum.

This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

A sculpture serving as an homage to Pope John Paul II.

A Nesting Doll of Churches.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The final resting place of the poets Shelley and Keats.