This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

This bar named after the world's first mixed cocktail was home to one of New Orleans' most notorious politicians.

The second oldest continuously operating bar in Louisiana.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

This nature center has one of the largest collections of native raptors in the Pacific Northwest.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

Ancient serpentine sacrifice holder that has stood the test of time.

A fountain standing as a testament to a doomed alliance.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A marvel of Byzantine engineering under the streets of Istanbul.