Map: Geologic Highway Map of Arizona wild and scenic river from the Siuslaw National Forest

from the Siuslaw National Forest east and south of Florence to the Siskiyou National Forest east of Brookings

106 and 107

Excelsior Mountains

This map includes East Humboldt Wilderness

Map: Geologic Highway Map of Arizona wild and scenic river from the Siuslaw National ForestThe Arizona Geologic Highway Map is published jointly by the Arizona Geological Society and the Arizona Geological Survey. In addition to the geologic highway map (1: 1,000,000 scale), the single sheet includes full unit descriptions, cross sections, a 1: 62,500 scale geologic map of the grand canyon in the vicinity of the south rim visitor center, regional stratigraphic columns, and additional text material and maps on the geology, biotic