The world's first military tank was designed in this English city amid the stalemate of WWI trench warfare.

Modern commuters still pass through this 2,000-year-old Roman archway.

Artists and musicians now rule over this former rail station.

Explore this medieval cathedral by trying to spot all the malevolent monsters hiding in its beautifully colored windows.

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

The celebrated eyesore created by starry-eyed sweethearts.

The headless bodies of more than 1,300 guillotined victims of the Reign of Terror are buried here in mass graves.

Copenhagen's celebrated theme park and gardens.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

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

A former telephone box found new life as a photo booth and charity fundraiser.

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

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

A quartet of brightly colored mythical beasts stand sentry at this gateway.

Poetic, metallic giraffes adorn a square off an Edinburgh thoroughfare.

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

A sweet symbol marks the place where torturous executions were once carried out.

These plaques located in a court preserve a small piece of Edinburgh's history.

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

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

A sculpture in a secluded garden honors one of Edinburgh's most innovative thinkers and city planners.

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.

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

This 16th-century close preserves an unusual piece of Edinburgh's transportation history.