A beautiful deserted greenhouse in the middle of a park.

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

Cavernous opening completely encased in Karst limestone.

This Ottoman-era church is hidden amid a busy tourist area.

This Hindu temple is an architectural marvel designed and built according to ancient Indian principles.

Where beautiful signs live on forever.

This rare, carefully curated collection showcases the history of neon inside a grandiose Elks lodge.

The large collection of pre-Columbian pottery might make you blush.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

One man's hand-sculpted collection of colorful masks representing a host of gruesome spirits.

A plaque by the roadside describes a three-dimensional glossary of an imagined language where words are numbers and numbers are words.

This former factory turned private museum contains surreal and creepy artwork created by Robert Y.

A small alleyway lined with locally drawn scenes of nostalgic anime and cartoon characters.

A secret passageway from World War II is now a quirky pedestrian shortcut.

Life-size animals and furniture made entirely from cardboard fill this odd paper-themed restaurant.

A nostalgic restaurant evokes life in Taiwan from the 1940s to the 1970s.

This Taiwanese promontory is covered in otherworldly hoodoo formations.

Looking for a crappy restaurant? Pull up a porcelain bowl and enjoy your meal.

Once a prosperous mining village, this tiny Taiwanese town is now overrun with cute cats.

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

The largest refracting telescope in Europe is housed on the grounds of a former French castle.

Learn about stars, weather patterns, or just enjoy the panoramic view of Ghent.

In the 19th century, this pit housed a fully grown black bear for the entertainment of visitors. Today there is a sculpture in tribute to the poor creature.

A once extravagant mansion, now reduced to ruin.