Birchtown, N.S., is famous for having been one of the largest settlements of Black Loyalists, black soldiers who sided with the British during the American Revolution and found refuge in Canada.

Many of these liberated slaves eventually left Canada's icy landscape for greener pastures in Africa.

CBC's Kimberly Gale talks to Wayn Hamilton, a Canadian who traced his family tree back two centuries and discovered long-lost relatives in Sierra Leone.