This black church sits alone among a field of lava rock.

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

Every summer local children form "pysja patrols" to save young birds that have wandered from their nests.

The oldest (maybe) swimming pool in Iceland is a stunning oasis built into the side of a lush hill.

This hobbit-y little hot spring may be the oldest spring used by humans in all of Iceland.

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

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

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

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

Walk in the footsteps of the gods and straddle two tectonic plates.

Staves, storm-calling, and of course, necropants.

After an epic flood washed away its enslavers, this city has been part ghost town, part cultural wildcard for the past three centuries.

One of the largest ancient geoglyphs in the world is a tall desert god used for predicting the weather.

One of Chile's most active volcanoes is riddled with beautiful caves.

What was once a unique system of urban elevators is turning into a mechanical ruin.

This Japanese-inspired labyrinth of hot springs is hidden in a Chilean forest.

The largest stone moai on Rapa Nui.

Cryptic messages embedded in the New York City sidewalk.

An artist's cute bronze subway sculptures belie his violent artistic past.

Detailed facade of a brownstone in Boerum Hill.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

Deep under Manhattan is the largest construction project in city history. So far, the project has taken the lives of 23 workers, or "a man a mile."