Synopsis: CBP (Customs and Border Protection) remote video surveillance system (RVSS) towers located along the American-Canadian border. CBP is an agency of the United States Department of Homeland Security and is charged with preventing illegal immigrants, terrorist, drug trafficking, weapons, and unauthorized goods from entering the United States. Shows several views of the video camera and imaging transmission system mounted on surveillance towers. Aerial views of the United States northern border and the waterways between America and Canada. Border protection, illegal immigration.