NORTH CASCADES NATIONAL PARK &
ROSS LAKE NATIONAL RECREATION AREA Primary access to the North Cascades National Park and Ross Lake National Recreation Area is off of State Route 20, which connects to I-5 (Exit 230) at Burlington. From November through April, SR 20 is closed from Ross Dam Trailhead to Lone Fir.
The only road access to the shore of Ross Lake is via the Silver-Skagit Road (gravel) from near Hope, British Columbia.
LAKE CHELAN NATIONAL RECREATION AREA There is no car access to Stehekin and Lake Chelan National Recreation Area. Take Highway 2 to Chelan where passenger ferry and plane access is available. Trail access for hiking into Stehekin is from the Cascade River Road (via Marblemount), State Rte 20 near the Rainy Pass rest stop and from several trailheads on the Twisp River Road.
Click here for a Google map and directions to the North Cascades.