The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

A small but immensely extravagant palace built by the "Night King."

Legendary site where an evil bishop was devoured by rodents.

This giant wire frame man sculpture is crouched in contemplation.

Ruins of a German castle on top of a towering stone pillar.

A 12th-century castle featuring a sensory path where partially-sighted visitors can experience regional history through touch and sound.

Tiny castle in the middle of the Rhine made you pay to pass.

Since 1947, this living history museum has been providing an immersive look at life in Plymouth Colony.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Created by a local artist, these quirky sculptures each have their own names and personalities.

A gift to the children of Boston, this bronze bear represents playfulness, a spirit of love, and the warmth of big hugs.

The site of Paul Revere's historic two lantern warning.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

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

The "Bridge Over the Atlantic" lets you cross the waterway in mere seconds.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

This mine is home to the largest man-made hole in Europe.

An early 20th-century sanatorium, long abandoned and now being reclaimed by nature.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

This enormous storm barrier is one of the largest moving structures on Earth, with each arm taller than the Washington Monument.