Adventure Cycling Association

This section features a variety of road conditions as it moves from mountain terrain into desert and back again. Mountain roads generally have soft or intermittent shoulders with low to moderate traffic, while desert routes are flatter with sandy shoulders, light traffic, and higher speeds. South of

Section 4 begins just outside Truckee, where traffic can be heavy and extra caution is needed on bike/pedestrian paths due to mixed use. South of Lake Tahoe, winter closures affect many side roads, though SR 89 over Luther Pass remains open year-round. Monitor Pass (SR 89) typically closes from early

The 8-mile Big Bear Lake Alternate has full services including a bike shop, which are a rarity on this map section. Tourist traffic can be heavy on holiday weekends.

Rim Drive in Crater Lake National Park is typically snow-free from mid-June to early October, but shoulders are narrow or nonexistent, and the terrain includes long climbs and blind curves. South of the park, traffic on SR 62 is moderate and tapers off on rural routes like Fish Lake and Dead Indian Memorial

This map section features a mix of remote stretches with limited services and bustling tourist towns offering full amenities. Riders should be prepared for three long sections with minimal access to water and food—especially between Randle and Carson (73 miles), Parkdale and Detroit (90 miles), and Bend

The 59.7-mile McKenzie Pass Alternate follows paved state highways. This alternate is 30.6 miles longer than the main route. McKenzie Pass at 5,325 feet is higher than Santiam Pass, 4,817 feet. This route is more scenic, has less traffic, and offers a great view at the top of the pass in all directions

You can choose to ride the Mt. Rainier Spur into the Park to the Paradise area. Road speeds through the park are generally slower and traffic more dense. Snow can fall as late as May and June, and as early as September and October. For current road conditions during those months, check with the park headquarters, 360-569-2211.

The route begins at Peace Arch Historical State Park in Blaine, Washington, and follows U.S. Bicycle Route (USBR) 97 south to Bellingham, with connections to plane, train, and bus services. It passes through light-traffic areas, leased oil refinery lands open only to cyclists, and utilizes trails like

U.S. 97 from west of Cashmere to Ellensburg carries heavy traffic. The Blewett Pass Alternate is 3.3 miles longer then the main route and carries heavy traffic. The pavement on Old Blewett Rd. is deteriorating in spots so ride carefully. The route dips into a deep and wide canyon along the Yakima River

7.1 miles longer and follows I-15. This alternate avoids some of the most challenging terrain along the route. There is a climb/descent between Boulder and Jefferson City.