The monument honors the mountaineers who were part of Europe’s best anti-Nazi forces.

The world's oldest grape-producing vine has survived four centuries of turmoil and even has its own anthem.

A crumbling World War I fort that is reached through a series of concrete tunnels.

A concrete arrow from a 1920s network of airmail beacons is still preserved at the western edge of suburban Reno.

There is an unmarked red button hidden over Houston's Buffalo Bayou that is just begging to pushed...

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

The last water-powered mill in Oregon is open daily for free tours and has a surprising history.

Statues of Ramona Quimby, Henry Huggins, and Ribsy the dog in the park where their adventures "really happened."

No two pieces are exactly the same at Portland's hippo-themed hardware store.

10,000 flowered plants bloom in the City of Roses.

Tiny horses tethered to antique rings are scattered around the city.

This public art piece proves that in Portland even reporting the weather is a thing of whimsy.

Forever immortalized in concrete, this Simpsons etching was crafted by show creator Matt Groening.

This World War II relic let Allied pilots know they were entering neutral airspace.

You can see three Irish counties from this Neolithic hillside fort, once the seat of the Kingdom of Ailech.

A museum dedicated to the tragedy of Bloody Sunday.

Mortarless walls that stretch for miles are a lovely solution for creating grazing land in the harsh terrain of the Aran Islands.

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

Though they've since been renamed, these two streets hint at Dublin's darker days.

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

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

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

After being destroyed by IRA sympathizers, the ruins of this stately Irish manor have sat vacant for decades.

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