In Portugal, a larger-than-life painting of America's first Black female firefighter.

Nicknamed "Karri Knight," this Eucalyptus was planted in 1895 and stands at 72 meters.

The ancient sauropod tracks found in this former quarry are some of the largest in the world.

The medieval town's star-shaped walls are geometrically dazzling, though not entirely impenetrable.

When this former hospital pharmacy closed in 2013 it already looked like a museum, so they turned it into one.

This tile-work piece featuring a chicken riding in carriage is both a remarkable artistic creation and a social commentary of politics and culture in 17th-century Portugal.

A majestic hotel for dreamers rises from the center of a fairytale wood.

The sad remains of a monument to martial arts legend and movie star Bruce Lee—in the middle of Balkans.

A mountain pass in Bulgaria's Balkan Mountains was the site of four historic battles.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.

Mysterious standing stone formations looks like a petrified forest.

This 13th century Orthodox monastery is built right into the Moldovan cliffside.

Seventy-five miles of limestone caves host more than a million bottles of wine beneath a sleepy Moldovan town.

The Ranger’s House exhibits fine mementos collected by Sir Julius Werner during the course of his life, including this infamous pendant.

William Smith's iconic "map that changed the world" is hidden behind a curtain in the Geological Society building.

London's most popular recording studio, located in the capital's East End, runs partly on solar power and has played host to some of the world's biggest acts.

A series of carved figures that scandalized British society.

Down a pint of ale where the Bishop of Ely's servants slept in 1546.

Victorian-era Londoners really wanted to believe this 17th-century cistern was actually an ancient artifact.

An exercise in radical design and social living that became the epicenter of Soviet spy networks in London.

This life-size monument honors the legacy of a famous literary feline.

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

London's first edible insect farm offers facility tours and cooking classes.

Shiny Brutalist box commemorates a pioneer of electricity and houses a railway transformer.