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

This massive, ancient stone was disassembled and then put back together again.

A collection of more than 12,000 shoes, displayed in a building shaped like a shoebox.

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

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

One of Canada's oldest museums, the beautiful Redpath has been serving up Natural History and Ethnography since 1882.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This Elizabethan hedge maze is one of only six in North America.

This expansive bridge in the Canadian wilderness was originally just built for friends.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

This modest marker near Notre Dame identifies the very center of Paris.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.