This precariously perched fortress was once ruled by a crow-worshipping baron.

The hermits of Karoulia protect their asocial lifestyles by living on the vertical face of a treacherous precipice.

After years of being casually peed on by humans, this tree is peeing back.

When you've got to go, you've got to go.

One of Antoni Gaudí's least-visited works, an homage to Catalan patrimony that mixes neo-Gothic with Modernista forms.

An idyllic traditional timber village on a picturesque hill was built for a film.

Order “Proletariat’s Cutlet” at this communist-themed restaurant allegedly once visited by Lenin.

This synagogue is covered in beautiful mosaics that explore the history of the Jewish people.

A little-known cafe in an old copper bridge tower with 360-degree views of the harbor.

The gilded, masterful astronomical clock will calculate time, dates, and planetary positions for thousands of years to come.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

Hans Christian Andersen for the postmodern world.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

Copenhagen's celebrated theme park and gardens.

The interior of this Serbian royal family's mausoleum is covered with exquisite mosaics.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

Norway has built what may be the world's most beautiful public toilet.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

A unrivaled and rather horrifying collection of wax dermatological models.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

You can row a boat through this ancient underground reservoir.

A massive Montreal stadium that has seen nothing but trouble since its inception.

What once sat in the world’s spotlight is today a largely disused ghost complex.

This abandoned Olympic skiing facility still bears the scars of the Siege of Sarajevo.