Alberta is one of the thirteen provinces and territories of Canada. Alberta's area is approximately 660,000 square kilometres (250,000 sq mi). Alberta is bordered by the provinces of British Columbia to the west and Saskatchewan to the east, the Northwest Territories to the north, and the U.S. state of Montana to the south.

British Columbia (BC) is the westernmost province in Canada, between the Pacific Ocean and the Rocky Mountains. With an estimated population of 5.1 million as of 2020, it is Canada's third-most populous province. British Columbia is bordered to the west by the Pacific Ocean and the American state of Alaska, to the north by Yukon and the Northwest Territories, to the east by the province of Alberta, and to the south by the American states of Washington, Idaho, and Montana.