At the base of this tower, a plaque marks the original center point of the Netherlands.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Whimsical cookie-themed plaques mark the birthplace of the Fig Newton.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."

Bouncing, delightful, mechanical art at the MIT Museum.

Three prestigious academic collections come together to create a world-class natural history museum.

This tower commemorates the spot where George Washington hoisted the Grand Union flag.

The classic Christmas carol was written at this Massachusetts tavern in 1850.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

A rare and unique example of an 18th-century door latch calls this restaurant home.

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

The final resting place of soldiers' loyal canine companions.

A six-ton wedding present for the King of the Scots.

Vibrant paintings stretch across 600 feet of derelict railway.

In the depths of Glasgow Cathedral's crypt, one pillar stands out from all others.

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

A serene public space nestled within the remains of Glasgow’s Victorian maternity hospital

A scattered trail of street art adds a pop of color to the city's stark structures.

These quaint cottages feature built-in signaling devices for fishermen.

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

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

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.