For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

A giant 400-acre preserve in North Florida for displaced wolves.

This odd Chilean waterfall-cano hotel must be entered via a rope bridge.

This one-woman cemetery was a small civil rights victory.

In paradise, feral pigs have claimed an island all to themselves.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

The legacies of two historic Black American institutions live on in this unassuming brick building.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

A series of modernist treehouse hotel rooms grace the outskirts of an Arctic forest.

A 130-year-old urinal is the oldest of Stockholm and perhaps all of Sweden.

This former INS center is now home to a thriving community of artists, from performers to painters to architects.

Dating back almost 400 years, the oldest public collection library in the United Kingdom was once the study hall of Karl Marx.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

The first spinning jail built in the United States is the only one that still turns.

True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

A quirky collection of figurines backdropped by city views is hidden next to a popular restaurant in the Hollywood hills.

Fonts are born and bred here at the oldest letterpress type foundry in the United States.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

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