A particularly disconcerting tribute to Irish martyrs.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

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

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

The block of aged dairy is probably still edible after 2,300 years in a peat bog.

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.

Amidst the bustling streets of Dublin, there is a hushed garden that is dedicated to "All those who gave their lives in the cause of Irish Freedom."

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

A guitar mounted on a wall in Temple Bar honors the Irish musician.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

This 1.5 million-gallon water tower inspired Stephen King while he was writing "It."

This tiny, triangular block has held the world record since 1964.

P-town goes wild for the malassadas at this 87-year-old institution.

This cemetery holds the remains of an accused witch and the man that ensured her freedom.

A monolith replica monument of Jean Ribault commemorating the landing of the French in the New World.

This hauntingly beautiful stretch of Florida coastline is covered in sun-bleached trees.

An architectural oddity hides in plain sight on this iconic London bridge.

A recently restored substation that dates from 1875.

Measuring approximately 200 feet long, Swampy is the world's largest alligator-shaped building.

An abandoned munitions storage facility with a rich architectural history.

A historic canal winds through a unique, swampy landscape.

More than a century after her death, Little Gracie Watson remains one of Savannah's most often-visited residents.

An eerie smiling woman looms above the granite tombstones.