A labyrinth hides in plain sight at each of the city's 270 Tube stations.

This unassuming tree stump reportedly traces its roots to the famous pharaoh queen's reign.

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

A lush indoor jungle fills this bustling Madrid transportation hub.

There was a top secret plan during World War II to seal a group of soldiers inside the rock.

Single runway interrupted by a busy road that cuts across its middle.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

Just like in Hollywood, Madrid has also a forgotten walk of fame.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

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

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

England's steepest street has such a drastic incline that locals tie their parked cars to lampposts when it gets icy.

Brisbane's manmade urban beach has enough water to fill five Olympic-sized swimming pools.

A century-old tradition has culminated in a small but singular collection of feline effigies.

Follow the original medieval paths that wind through this intriguing section of the city.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

Honoring Italian greats from Joe DiMaggio to Rocky Marciano.

This quirky piece of naval artillery has been deafening Canadians for over a century.

What happens when a sculptor has to find a way around a 100-year-old copyright.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

A pixel art killer whale is frozen mid-leap in this Vancouver square.

Traditional 15th century Chinese garden in the middle of Vancouver.

Surprisingly delicious Asian-style hot dogs.