This colossal structure and its accompanying angel often play tricks on the eyes.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

An Argentinian businessman facing terminal cancer built this whimsical medieval village using salvaged materials.

Stenciled handprints and wall paintings dating back 10,000 years, some of the earliest forms of cave art.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

A beautiful and moving memorial set on a little island in the middle of the river in Minsk.

Thanks to its heroic service during WWII this Soviet castle has been turned into a monument towered over by a brutalist titan.

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

Twisted girders are all that remain of an Icelandic bridge that was wiped out by a combination of volcanic heat and glacial floods.

A giant red chair bolted to a rock on a remote mossy hillside in Iceland.

This rusting remnant of the local herring industry is being given a second life.

The oldest steel ship in Iceland has been beached for years and is now a rusting ruin.

These concrete domes were installed on an Icelandic bluff to honor a very specific musical tradion.

A giant concrete orb in far north Iceland marks the ever-shifting boundary.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

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

Rising from the sea like a stone monster.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

This huge industrial sculpture looks like a UFO and a factory had a baby.

Four alabaster giants contemplate the tides on the shore of Denmark.

Nearly 40 miles and 1,000 years of limestone mines under Denmark.

Museum on earth sciences featuring a recreation of a famous curiosity cabinet.

An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.

This secret collection of the strange and occult was rediscovered in a forgotten room of an old house.