The fantastic charm of England's oldest botanical garden has made it a place of writerly inspiration for centuries.

This 11th century tower is said to be the oldest building in Oxford.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

A 26-foot shark sculpture—a statement about bombs—set off a municipal battle royale.

Used as an example in one of the first dictionary entries for "museum" in 1706.

Home to the most complete dodo remains known - one head, and one foot.

An Oxford museum where visitors can have tea with the Mad Hatter and climb through the wardrobe to a fantasy land.

A sprawling Victorian farm that has been surrounded by a capital city is one of Canada's greatest treasures.

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

This whimsical fountain pays tribute to Toronto's four-legged friends.

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

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

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

305 homemade stone stairs wind their way up the Hamilton escarpment.

Only six people can sit inside this delightfully quaint sanctuary.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

This seemingly cursed monument is dedicated to one of Canada's great war heroes.

Quite possibly the last cross all humans will ever see.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

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

Soaring over the Niagara Whirlpool since 1916.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

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

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.