Green Trails Maps show the most current trail, road, and access information to national forests, national parks, state and local parks and other public lands. Mt Wrightson, Whipple Observatory Visitor Center including a 1:26, 000 Madera Canyon Inset. Printed on a waterproof and tear-resistant sheet. Printed on a rugged Waterproof - Tear Resistant Sheet. | Santa Rita Mountains Az No. 2962s by Green Trails, Maps | Indigo Chapters