London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

Eighty million natural history specimens call this gargantuan museum home.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

A beer pipeline runs beneath Bruges.

A little sculpture with a large wardrobe.

A glacial pothole was once a hideout for a notorious Scottish outlaw.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

Climb to the top of the world's largest seated bronze Buddha.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

The oldest landmark of Toronto is a testament to shifting sands.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

One of the largest underground systems runs under Canada's largest urban center.

Louise Bourgeois' 30-foot-tall steel spider sculpture.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

Site of the first official transatlantic wireless communications.

Cape Breton landmark filled with recognizable faces.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

Macabre astrological automaton clock dating to the late 1400s.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.