During the late1800s, people from across the world came to a far-away place in Canada, the Yukon Territory(育空地区), in search of gold. The Yukon Territory is one of the most beautiful places on the plane. It is a perfect place for tourists to enjoy the tall mountains and world-class rivers. It was in a river near Canada’s Yukon Territory that gold was discovered in1896. After that, over 100,000 people across the world set off for the gold in this place. The Call of the Wild, a short adventure novel written by Jack London, was about the gold rush at that time.