The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

A vintage penny arcade hidden in the back of a fun fair-themed bar.

One man's hand-sculpted collection of colorful masks representing a host of gruesome spirits.

The tangled roots of a giant banyan tree have fully reclaimed the ruins of this abandoned warehouse.

This tangled English forest looks like something right out of a fairytale.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

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

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

The Tudor-style cottage in the middle of the square is not quite what it seems.

Murals of the wild parties once held on the frozen River Thames.

A movable feast that is an East London institution.

The last remaining example of the boatmen's perches that once dotted the south bank of the Thames.

A flourishing garden with pigs, donkeys, goats, rabbits, guinea pigs, chickens, ducks, and sheep.

Pop culture has helped to keep this iconic British building from being destroyed.

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

Giant, friendly pelicans in Central London, the most unlikely of places.

Abstract dinosaur models in London.

Eighty million natural history specimens call this gargantuan museum home.

Catacombs turned marketplace.

Enormous pendulum helps keep Taiwan's tallest building from swaying.

An extraordinary natural landscape of mountains, waterfalls, and rocky cliffs riddled with tunnels.

A waterfall runs right through the middle of this Taiwanese shrine to the hundreds of workers killed while building a nearby highway.

This Taiwanese promontory is covered in otherworldly hoodoo formations.