Final resting place of two dozen New York City harbor ships.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

A self-made museum in Queens, New York continues to display the work of a sculptor known for paving his own way.

One man's swirling six-acre monument of stone.

A giant donut stands as a popular symbol of Los Angeles iconography.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

America's most famous piece of self-built architecture.

Scattered throughout London are ancient remnants of the city's former bounding wall.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Regency-era excess on the English Coast.

A Bibliophile's Dream.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

This shop for all your super spy needs hides an educational secret.

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

It's not your typical library, memorial, or book store.

A mysterious castle built as a monument to lost love.

An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.

Collection of vintage trailers double as hotel rooms.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

A spring-fed pool so deep it's used for scuba diving as well as swimming.