Junction of Highway #37 'The 'Stewart-Cassiar Highway' South to Dease Lake , BC., Meziadin Junction, BC, South to Stewart BC, Hyder Alaska - The Stewart-Cassiar Highway runs from the junction of Highway #16 (The Yellowhead Route) north to the Yukon border and connects with The Alaska Highway.This highway offers some of the most awe-inspiring scenery, with wild rivers, deep canyons and wildlife that you will encouter along the way. The 'Stewart-Cassiar Highway'is part of the B.C. 'Circle Route', This portion of The Cassiar Highway is called 'The Northern Route'. The Alaska Highway