This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

An attack on a prominent Black attorney's house sparked a watershed moment in Nashville's civil rights movement.

This replica of the Greek structure is in the heart of Nashville.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

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

This abandoned, partly demolished building is now home to beautiful graffiti and murals.

Along this wire fence, travelers have been leaving a particular memento since 2012.

One of the most remarkable caves in all of Iceland was created by a once raging river of lava.

Pick up this rock and become an instant legend.

This excellent museum recreates the boom days of the herring rush in the "Atlantic Klondike."

A world-class theater sits hidden in this remote town in West Iceland.

This plaque tells the story of an event that took place in an imagined parallel universe.

A bit of the Berlin Wall was gifted to the Icelandic capital to commemorate the 25th anniversary of German reunification.

This aromatherapy shop and mini-museum cofounded by the Sigur Rós frontman documents Icelandic history through scents.

Inside this museum, visitors venture through ghost stories entrenched in Icelandic folklore.

Icelandic folklore says this giant boulder was ripped from the mountains and placed at its current location, where it became home to elves.

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

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

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

Two volcanic lakes in an enormous crater formed in a prehistoric eruption.

An isolated, rusty phone booth commemorates Iceland's first international telegraph cable.

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

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