The anatomical-pathological collection of a man who changed surgery.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Kyiv's answer to Muscle Beach is a Soviet-era gym made from scrap metal.

This magnificent 18th-century hall consists of a maze of nearly a thousand interconnected passages.

Remote town home to Himachalis, Israelis, and tons of hashish.

This 17th-century mausoleum is topped with an acoustic marvel.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

One of Ireland's most infamous prisons for rebels including men, women and children.

A tribute to the incredible generosity the Choctaw Nation showed the Irish people during the Great Famine.

Just another ancient, mysterious Irish stone circle.

Just a few miles off the western coast of Ireland lies an isle steeped in Irish literary history.

A rocky Irish outcropping with a history of wealth, conflict, and ruin.

While only two of the ancient buildings at this site are actually churches this was one of the earliest Irish pilgrimage sites ever.

A graffiti Mecca welcoming artists from around the world.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

One of the city’s oldest watering holes was originally the home of a famous James Brown (not that one).

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

This 1,500-acre development hopes to be the Central Park of the South.

One person's lost luggage is another person's treasure.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.