The busy transport hub is home to the tallest airport slide in the world.

Its humdrum facade only adds to its electrifying appeal: a rooftop with panoramic views of a shapeshifting metropolis.

A remnant of Korea's colonial past lies forgotten in a hip neighborhood in Seoul.

To enter the lower hall of this temple, you must first walk through a dragon.

A massive Montreal stadium that has seen nothing but trouble since its inception.

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

Decorated by local artists, the city's utility boxes have become three-dimensional canvases.

This unique bridge has been a staple across the Saskatchewan River Valley for more than 100 years.

With its webbed walls and bright red coloring, Calgary's iconic bridge looks like a finger trap puzzle stretched across the river.

This massive mall has hundreds of shops, an amusement park, and a history of deadly amusement attractions.

The last timber and iron Chinese temple in Australia.

This Australian beach became famous when Prime Minister Harold Holt disappeared from its shores.

The 25-million-year-old cavities have perplexed people for decades.

The artist behind this historical depiction of transportation remains a mystery.

Inspired by the local football team, this giant ant is meant to draw tourists to a tiny Australian town.

The world's tallest shot tower—maybe.

The taxidermy remains of the mighty beast made famous by a Crocodile Dundee film.

Though considered an eyesore by some, this boxy Brutalist high-rise plays a significant role in Sydney's past.

These flying foxes dangle from the trees around the library like fuzzy black fruit.

The colony of South Australia was proclaimed on a hot December day under a distinctively arched gum tree.

Australia's first open air museum and antique 3D theater.

The statue honors an adventurous seafaring cat.

One of the first big sculptures anywhere in Australia.

There's nothing shrimpy about the world's largest artificial prawn.