This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

A terrific purveyor of natural history objects and curios.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

This museum explores how a 1973 volcanic eruption forever changed this small Icelandic island.

Europe’s most powerful hot spring supplies the surrounding region with hot water.

This canyon is comprised of gorgeous waters and magnificent basalt columns.

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

Iceland's largest geothermal mud pool is a little bit haunted and a little bit dangerous.

This museum dedicated to divination also honors a local 10th-century prophetess.

Eerie ruins of an abandoned medieval fishing village crumble atop an unforgiving stretch of earth.

The bright red stripes streaking across the rocks are the star feature at this Icelandic waterfall.

The summer tourists on these cliffs are thousands of seabirds.

The Arctic Circle runs through this isolated spot north of Iceland.

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

A sulfuric martian landscape that looks far better than it smells.

This tumultuous Icelandic lava field looks so alien European researchers want to use it as a stand-in for Mars.

Three columns of volcanic rock shoot out of the ocean.

Travel deep inside of Europe's second largest glacier in the world's largest man-made ice cave.

Surrounded by ash fields in Iceland, an impossibly verdant valley looks like something out of a fairytale.

A little-visited waterfall in an otherworldly landscape.

The Icelandic Sea Monster Museum explores the area's history of aquatic cryptid sightings.

This elegant arc of a waterfall marks a religious turning point.

The most powerful waterfall in all of Europe.