Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

Statues of Ramona Quimby, Henry Huggins, and Ribsy the dog in the park where their adventures "really happened."

Three acres of mythology-inspired sculptures are visible from the highway.

A collection of huge, site-specific sculptures sitting in the Montana woods.

A little-known sculpture park of contemporary environmental art in a Lapland forest.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

The house's confection-like decorations are the result of one man's painstaking work over decades.

The oddly shaped, steam-spewing building is now an art studio and gallery.

An ornate Art Deco tile mosaic representing Nebraskan life, both modern and prehistoric.

A Tucson museum and performance space full of found-object movable sculptures.

A deserted hodgepodge of experimental structures designed by nearby university students.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

The U.S. Army's giant warehouse of war art includes Hitler’s watercolors and Norman Rockwell oil paintings.

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

A whimsical menagerie of devils, krampuses, satyrs, and other horned creatures.

An artist sees trees as a medium for sculpture.

The floor-to-ceiling collection in an old factory is a unique alternative to stuffy galleries.

Woven tree art gives this towering Australian woodland a touch of mystical whimsy.

A strange mishmash of ruins and abandoned structures hint at the park's many lives.

This local gem houses the largest collection of pre-Raphaelite paintings outside of the U.K.

An exquisite grouping of structures made from 10 tons of invasive saplings.

An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.