This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

Canada’s infamous maximum-security prison, now open for guided tours with former guards.

Canada's subterranean Cold War museum has doubled as a movie set.

The oldest stone house in Paris was built by its most famous alchemist.

A statue of a Scottish cultural icon in central Sydney.

A monument to the 4,114 Irish orphan girls who arrived in Australia between 1848 and 1850.

This letter written by Queen Elizabeth II in 1986 won't be opened until 2085.

Come for the flowers, stay for the bats!

Hidden within Sydney’s lush Royal Botanic Garden is a walled cactus rockery and the site of Australia's first zoo.

Outdoor art exhibition made of classic Tetris pieces.

This work of art was designed to represent the Tarpeian Way Quarry that once dominated the area.

This historic observatory contains the world's oldest refracting lens telescope.

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

This grim museum collects artifacts and evidence of some of the most sensational antipodean crimes.

A collaboration of art and ornithology mourns the calls of Sydney's lost birds.

A former drinking water storage reservoir transformed into a sunken garden.

Native Australian lizards inhabit this garden celebrating Sydney and its sister city in China.

This garden boasts a magnificent collection of orchids and a spectacular view of the surrounding valley.

This now abandoned arch bridge was constructed during the Great Depression.

These locks on North America’s oldest canal are named after a porcine rock formation.

These prehistoric replicas were based on actual skeletal remains.

These boots are made for selfies.

This crumbling industrial fortress has attracted daredevils, filmmakers, and historians.

A scenic overlook of a pit mine hundreds of meters deep filled with blue water.