The giant scales in this museum can still tell if someone is one of the devil's brides just by weight.

Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.

The history and future of cannabis.

Peek through a transparent pyramid and drink in the mountain made of books.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

Museum preserving torture methods from the past.

The world's only museum devoted to the wonders of fluorescence.

A small but hugely whimsical theater where marionettes play out the "The Battle of Stalingrad."

Go inside to really appreciate this 500-year-old technological masterpiece.

There has been an astronomical clock on this spot since the 14th century.

A 14th-century fortified keep showcases the masterpieces of an ingenious 20th-century clockmaker.

This giant Cold War satellite dish has become a symbol of Trinidad's need for sovereignty.

A three-centuries-old crypt in the foothills of an old plantation.

George Martin's Caribbean recording studio now rots within the shadow of an active volcano.

Now abandoned, the world's first torpedo factory is crumbling into the sea.

A collection of collections ranging from dentistry to minerals.

Villas that once served as playgrounds for the rich now fall away in decay.

Collection of nearly 500 concrete figures sculpted by the late Veijo Rönkkönen.

A lovingly curated curio shop in which the taxidermy wear newspaper party hats, and peanut shells are spread across every surface.

Menacing or in memoriam, the Silent People and their meaning are left to interpretation.

A subterranean house of worship carved right out of the bedrock.

Architecturally stunning library serves as the hub of Finnish scholarly life and culture.

This museum is a portal to 20th-century Denmark.

An artist has turned what most people would consider a bathroom nightmare into a work of political art.