Remnants of the Nazis' occupation of Denmark linger along the sand.

Along the most northwestern point in Africa is an ancient cave surrounded by legends.

This long-distance walking route follows the Prime Meridian line as it passes through England.

The phone booths in this English town have distinctly milky hues.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Site of the first radio and telephone broadcasting companies in Copenhagen.

This striking royal residence is the largest Renaissance-style castle in Scandinavia.

The largest of Denmark's seven mysterious round churches stands on an island in the Baltic Sea.

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

These old World War II fortifications have been transformed into an unusual equine attraction.

This ultra-modern wooden boardwalk turns the ocean into a swimming pool.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

One of the last Jazz Age "Wonder Theaters" in New York City.

Mysterious 500-year-old tapestries depict a unicorn hunt.

The only surviving piece of Copenhagen's 16th-century defensive wall.

From buck blood to Theriak miracle tonic, this collection of Renaissance chemist's gear look's like a wizard's pantry.

This mummified mermaid corpse is an aquatic curio that was eventually revealed to be a fake.

Explore Hull's historic Old Town by following the sea creatures scattered throughout its charmingly cobbled streets.

This two-towered gateway is all that remains of the unluckiest pier in the world.

What looks like missing grout is actually an old pub's peephole.

An enormous playhouse designed to look like 21 stacked Lego bricks, with another 25 million colorful Legos inside.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

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

Moscow's other, lesser known kremlin is a fairytale-like cultural complex modeled after Old Russia.