The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

360° views of the city plus five floors of optical illusions and hands-on science.

Brass bricks outline the locations of Edinburgh's lost, lively market stalls.

Now home to a drinking establishment, this building has a macabre history.

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

This extraordinary Viking artifact has traveled throughout the city.

The most loyal of little dogs, or a Victorian era publicity stunt?

These wooden pipes were crucial to providing water to Medieval Edinburgh.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

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

One of Edinburgh's oldest pubs hides a 19th-century skittles alley in the back.

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

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

A single oak tree rises out of the waters of Loch Lomond.

Largest lake in Great Britain measured by surface area.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.