This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

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

A rare pod of derelict midcentury Futuro and Venturo houses lines a semi-abandoned beachfront resort outside Taipei.

Monasteries on rock pillars, once accessible only by frayed ropes.

If Hello Kitty were Mickey Mouse, this would be Disneyland.

Stunning wetlands ablaze with pink lotus flowers.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

An abandoned stretch of highway, deteriorating next to the operational one.

Canyon walls shrouded in ferns.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

A beautiful but toxic fountain of mercury.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

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

Roman ruins top white travertine terraces formed by ancient hot springs.

Japanese island famous for poison gas and fluffy bunnies.

Be(w)ar(e) the moat around this historic Czech castle.

Some of the world's only freshwater seals live in one very special lake in Russia.

Con Edison’s exotic and heat-loving pests.

Giant, friendly pelicans in Central London, the most unlikely of places.

An eccentric aristocrat brought these Australian natives to their current Scottish home.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.