This is a 10 mile hike with a 3,500 foot elevation gain so be prepared. Along the route you will see amazing views. The CODE word is located past the tree line near the towers.
37580 Winery Road, Snoqualmie
Take exit 27 from I-90 east. Turn right at the end of the off ramp and follow the road to the end. Go through the gate on the right to enter the trailhead. This area is co-owned and managed by the Washington State Department of Natural Resources and you will need a State Parks Discover Pass to park here or pay the State daily fee of $10.