A westbound Canadian Pacific coal train emerges from the Mount Macdonald Tunnel powered by ES44AC No. 8891 on Rogers Pass, British Columbia, on July 23, 2011. The longest railroad tunnel in the Western Hemisphere at 14.6 kilometers, or just over 9 miles (9.1), the tunnel provides westbound CP trains crossing formidable Rogers Pass a lower-elevation crossing of the Selkirk Mountains.