St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

A particularly disconcerting tribute to Irish martyrs.

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

These imposing walls and towers look more like the ruins of a fortress than a monastery.

This single room has survived the centuries with almost no deterioration.

Ireland's most remarkable collection of these curious cone-shaped houses is worth the buzz.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

Buddha shrines hide within dark tunnels at this unique forest temple.

A treasure trove of pathological, forensic, parasitological, and anatomical specimens.

Thailand's distressed elephants find peace at this Chiang Mai sanctuary.

An icy lake tucked among jaw-dropping alpine panoramas.

This small, lush island has a long and bloody history.

Dedicated to one of the author's most iconic works.

A replica of the Roman emperor in glorious full color.

Iron Age runes and ruins hide in plain sight along this Portuguese beach.

A surreal statue honoring Prague's favorite literary son.

This shuttered power plant is now Turkey's first industrial archaeology museum.

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

A fountain standing as a testament to a doomed alliance.

Step back in time and witness the fall of Constantinople.

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.

Housed in an old British jail, this spot serves up Georgian, Russian, and Ukrainian specialities with a side of Turkish history.