Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

This massive chapel in the middle of the Indonesian forest is both haunting and fowl.

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

A nun spent 16 years painting the stunning Celtic mural that covers the interior of this WWI memorial.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

This hilltop warren of monastic dwellings is the result of centuries worth of Mongol attacks.

A beautiful but toxic fountain of mercury.

Something's watching you.

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.

One of the last full-orchestra recording studios in New York City and an acoustical marvel.

Elaborate patterns adorn the city's disappearing traditional architecture.

The USSR’s Conquest of Nature lead to the domestication of many moose—no squirrel.

The abandoned "Ghost Mansion" was left to decay in the mountains of Northern Italy.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

Ozymandias’ time-keeping temple.

The world's second-largest sundial, made entirely out of stone.

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

A steam trawler with a whiskey-soaked history driven ashore in 1960 resides rusty but still standing on the shoreline.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

This modern monument to pagan belief looks like it was transported straight from ancient times.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

Vietnam's feral abandoned water park offers access to a post-apocalyptic funscape, now with fewer crocodiles.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

Defying all odds, this lonely little tree found a home on a log sticking out of a Canadian lake.