A large collection of ancient runestones decorates this university courtyard.

A traveling Bronze Age sacrificial stone that was used to honor elves, fairies, and other woodland spirits.

A Stockholm metro station is home to an escalator that is not only the longest in Sweden, but among the longest in the world.

Every Tuesday, students let off steam by screaming into the night air.

A former suicide bridge is now accumulating symbols of love instead of a body count.

Located in an old church, this brewery produces a different kind of holy water.

Eat a Nobel banquet from any year in the basement of Stockholm's City Hall.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

The world's largest model of our planetary system.

The library's graceful rotunda is like a bibliophile's temple.

This Stockholm light tower can be controlled by anyone with a smartphone.

Always a new use for this old building.

Old submarine parts have been converted into faux whale fins.

The strange phenomenon causing gravity to "work backwards" on this hill has been blamed on the paranormal.

Peruse rare tomes like poetry bound in pearls or books with branches and berries growing out of their spines.

This natural wonderland is a unique chance to explore a Carolina bay, a mysterious geological formation of unknown origin.

The sole remaining outpost of a once-thriving South Carolina chain still sells “pic-a-nic” baskets.

On Hilton Head Island this bronze King of the Sea rules all things briny—and lets you know if you’re late for lunch.

This recently rediscovered Civil War-era submarine was the first to ever sink an enemy ship.

A quirky Poe-themed joint on an island keen to celebrate its overlooked connection to the famous writer.

Legend says a witch conjured the world's third largest whirlpool to protect Scotland from a nasty pirate.

Looking strangely like Rome's Colosseum, this unfinished tower has dominated the skyline for over 100 years.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.