A colorful "forest" made entirely from three tons of recycled plastic waste.

Twelve natural mummies are displayed in the crypt of this former monastery school.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

Frida Kahlo's childhood home, now a museum of her life and works.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

A micronation on an islet along the coast of a Portuguese island.

The ruins of an ancient temple to the Aztec wind god discovered in the middle of a metro station.

Rumored to have tormented a family in the late 1960s, this toy now resides in a quiet little oddities shop.

A World War II torpedo launch station abandoned off the Polish coast.

A Jenga-style cylindrical tower of books that appears to go on forever.

Two stunning 17th-century libraries and a cabinet of curiosities.

Eritrea's futuristic gas station is a nod to Italy's fascist history.

One of the American Southwest's most extensive collections of Navajo rock art.

This abandoned gun tower was built to defend the River Thames from a French naval attack.

These boots are made for selfies.

Delightful disarray of found objects and clutter.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

A heavenly experience, right here on Terra Firma.

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

A picture-perfect town, perfect for blowing up.

Tiny horses tethered to antique rings are scattered around the city.

A private collection of massive steel monsters guarding a Texas pipe works.