A small museum dedicated to the history and design of German packaging.

This historic funicular system combines the old with the new while offering delightful views over the surrounding valley.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

The first museum in the world devoted to sexual gadgetry.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

The hidden lair of an alchemist rediscovered in a 2002 flood.

A bronze tribute to the wildly popular video game from the '90s.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

A shiny sculpture celebrating the mighty mollusk.

One of Edinburgh's most popular works of street art is located well off the beaten path.

This tiny island is home to the world's largest colony of Northern gannets.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.

An artist's whimsical transformation of everyday objects.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

Every birth, death, and marriage is recorded in these color-coded leather-bound books.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

Largest lake in Great Britain measured by surface area.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.