High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This short white tower is all that's left of Scotland's first permanently manned lighthouse.

The United Kingdom's smallest working cathedral also serves as a quaint bed and breakfast.

A bizarre stone beast lurks on the beach of a popular tourist island.

This king penguin is a knighted brigadier of the Norwegian Army.

This tiny island is home to the world's largest colony of Northern gannets.

A familiar otherworldly creature guards this 12th-century Scottish abbey.

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

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

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

This small museum in a 17th-century building honors three iconic Scottish writers.

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

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

These semi-natural waterfalls hint at the park's Victorian-era industrial past.

An icon of the Battle of Britain is frozen in flight in a grand Victorian museum.

Hidden on a cobblestone street in Glasgow, a Czech Cajovna-inspired teahouse serves as a hangout for Bohemians.

A little slice of Japan and its aesthetics in London's Holland Park.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

A sculpture outside London's oldest cathedral honors the Mohegan chief who died while petitioning the king.

A unique tribute to the millions of animals who served and died for the British military.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.