This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

A permanent outdoor art installation made up of more than 100 mushroom-shaped lights.

A six-foot pair of socks hangs from a drawer of the world's largest bureau.

A 30-foot-tall cement chair pays tribute to a historic design and a local industry.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

This school was designed to support the rebuilding of African American schools around Delaware.

A giant light 13 feet high shines near Thomas Edison's old Menlo Park lab.

A recreated sign from the movie Jumanji has become a makeshift tribute to the film's late star.

Designed as a place for patients to take in the scenery, this tower has a dark history.

Play everything you see at a museum dedicated to a town's historic organ industry.

A natural gas leak provides a flickering flame beneath a waterfall.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

More than a century after her death, Little Gracie Watson remains one of Savannah's most often-visited residents.

An eerie smiling woman looms above the granite tombstones.

This haunting tombstone comes complete with a heartbreaking story of love and loss.

Croatia's towering concrete blossom grows from the site of a World War II concentration camp.

The silly symbol for an underground protest group is now scattered around the city.

These mechanical goats first battled it out in the year 1551, all because of an overcooked deer.

The traditional Polish croissant, folded 81 times into the shape of a horseshoe, is a legally protected cultural treat.

This medieval castle was reconstructed by Carlo Scarpa.

Pilgrimage site for star-crossed lovers.

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

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

Launched by Napoleon's soldiers more than 200 years ago, a cannonball remains embedded in the tower wall.