Mount Forbes is the seventh tallest mountain in the Canadian Rockies and the tallest within the boundaries of Banff National Park. It is located in southwestern Alberta, 18 km southwest of the Saskatchewan River Crossing in Banff. The mountain was named by James Hector in 1859 after Edward Forbes, Hector's natural history professor at the Univers…Mount Forbes is the seventh tallest mountain in the Canadian Rockies and the tallest within the boundaries of Banff National Park. It is located in southwestern Alberta, 18 km southwest of the Saskatchewan River Crossing in Banff. The mountain was named by James Hector in 1859 after Edward Forbes, Hector's natural history professor at the University of Edinburgh during the mid-19th century.