This beautiful, historic church looks like something out of a simpler past.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

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

This stunning concert hall has become a symbol of Iceland's national recovery.

Medicinal spa created with the discharge from a geothermal energy plant.

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

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

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

An essential stop before plundering, BYO Cutlass.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Elevated freight railway turned wildly successful urban park.

Try not to get slimed in Tribeca.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

100 year tradition of fist fights, marked by marble footsteps.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

Erotic art covers the walls of the largest ancient pleasure palace.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.