A 16th-century horror show built in a lovely Italian garden.

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

Windblown rock formations in an ancient Roman quarry.

The first green space constructed on an elevated viaduct.

This stone complex marks the urban center of a lost civilization.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

The last bastion of Roman presence north of the Alps looms over a German town.

An unphotographable nightly march of tens of thousands of "fairy penguins" from sea to shore.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

The yawning maw of this pagan visage is said to bite off the hands of liars.

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

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

This submersible road connecting a French island to the mainland is lined with safety towers for when the tide strands travelers.

This tiny lake temple dedicated to a water goddess seems to float on the surface.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

A colorful collection of scavenged glass bells decorates this Canadian ranch.