This expansive bridge in the Canadian wilderness was originally just built for friends.

The world's largest frame offers spectacular views of the city's past and present.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

Whitewashed mosque contains the world's largest carpet.

This 17th-century structure is a beautiful testimony to traditional Persian architecture

This ancient burial site is believed to be one of the first earthquake-protected structures in the world.

A dreamy mausoleum honors Persia's most famous poet.

These little castles each held thousands of pigeons.

17th century mosque for Shah Abbas' harem.

The ancient necropolis houses the immense rock-cut tombs of four Persian kings.

A spectacular rainbow of stained glass makes the "Pink Mosque" one of the most beautiful in Iran.

The palace of the King of Kings, burned by Alexander the Great.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

Pilgrimage site for star-crossed lovers.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

The walls and streets of the ancient city are peppered with penises.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

Be(w)ar(e) the moat around this historic Czech castle.

Macabre astrological automaton clock dating to the late 1400s.