The last remains of the extinct Beothuk people native to the island of Newfoundland.

This historic Pittsburgh tennis complex is a rare example of natural red clay courts.

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

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

Little island known for its massive beachfront "flowerpot" pillars.

This natural sea cave hides a small wonderland of natural turquoise beauty.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

An enormous, inside-out glass globe built in 1935.

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

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

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.

These strikingly barren, rolling red hills were caused by bad farming practices.

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