A group of artists transformed this desolate city alleyway into an outdoor gallery of street art.

An off-the-beaten-path place to literally hang beneath Milwaukee's Holton Street Bridge.

A place to eat for on-the-run agents and espionage enthusiasts.

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.

A unique botanical garden housed in three giant geodesic domes.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

The oldest certified bowling alley in the United States is in the basement of this century-old bar.

This storied music venue was once a tavern that housed an Italian Anarchist book club and prohibition parties; today it's a community space for artists and musicians.

The unique collection includes bronze cast handprints of some of America's most famous astronauts.

After the attack on Pearl Harbor, rocks and fossils from every U.S. state were collected into a pyramid of national unity.

Once featuring over 60 miniature replicas of famous Chinese locations, the Splendid China theme park was completely abandoned and is now mostly rubble.

A glimpse at Walt Disney's vision for a "community of tomorrow," in miniature.

This whimsical outsider art wall holds tiny treasures donated by the local community.

The culprit who accidentally lit this 3,500-year-old tree on fire stated "I can't believe I burned down a tree older than Jesus."

During segregation, this Orlando hotel hosted performers like Ella Fitzgerald and Louis Armstrong. Now it's a museum dedicated to preserving local Black history.

Remarkably realistic Florida shoal bass "swim" inside this large globoid sculpture.

The humble home where the famous beat author lived briefly and wrote one of his most famous works.

This historical art colony is adorned with thousands of hand-carved concrete sculptures in the Mayan Revival style.

Hidden in the plaza next to a pizza shop is an amazing little oddities shop.

This aluminum airplane pays homage to the Flying Tigers of World War II.

Measuring approximately 200 feet long, Swampy is the world's largest alligator-shaped building.

A building so large that it has its own weather.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

A large instrument played by the wind.