The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

This medieval castle was home to a known tyrant and features several hidden passages.

Destroyed numerous times, this centuries-old bridge has always been rebuilt with its original design.

A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

Enormous crabs, bioluminescent jellies, and other amazing creatures from the ocean’s depths—some of which are in an aquarium for the first time ever.

Hopeless romantics will swoon over the sweet story behind this bright and colorful home.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

Pay your respects to three butterfat queens.

A collection of bite-sized buildings creates a magical mini village in the Pennsylvania mountains.

A modest walled graveyard where nobody is actually buried.

This two-room shotgun shack in Tupelo is the birthplace of a King.

A water tower shaped like a giant coffee pot looms over a small Swedish village in Central California.

In Oklahoma City's Bricktown, there's a street that don't use jelly.

Look closely and you’ll notice that the color changes a third of the way up the tower.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

An ancient Roman temple first dedicated to an emperor's wife is now a church.

A Nesting Doll of Churches.

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

Europe's first floating restaurant is home to a hilarious legend.