British Columbia includes an island.
Baynes Sound . The sound is a narrow western offshoot of the Strait of Georgia that separates Vancouver Island from the mainland of British Columbia . British Columbia ( BC ) is the westernmost province of Canada , with a population of more than four million people located between the Pacific Ocean and the Rocky Mountains . The first British settlement in the area was Fort Victoria , established in 1843 , which gave rise to the city of Victoria , at first the capital of the separate Colony of Vancouver Island .