
National Geographic
Wood Buffalo National Park
Canada's largest national park is home to a bison herd, endangered whooping cranes, and the world’s largest beaver dam.

“The Athabasca River in Alberta, Canada, originates at the Columbia Icefield in Jasper National Park and flows more than 1,231 km (765 mi) before emptying into Lake Athabasca. Much of the land along its banks is protected in national and provincial parks, and the river is designated a Canadian…”