Junction of Highway #37 The Stewart Cassiar Highway B.C. Access to Stewart / Hyder Visitor Information Center, north side of highway. Start / Finish of this section of the Highway Travel Guide. NOTE:For continuance of travel north via B.C. Highway #37 The Stewart Cassiar Highway - See Milebymile.com Road Map Highway Travel Guide Meziadin Junction to the British Columbia / Yukon Border and The Alaska Highway. - For highway travel west to Stewart B.C. and Hyder Alaska See Milebymile.com Road Map Highway Travel Guide - B.C. Highway #37a - Meziadin Junction to Stewart B. C. and Hyder Alaska The Stewart-Cassiar Highway 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.