You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Escanaba River State Forest. Approximately 1.4 miles (by air) northwest of the jct. of County Hwy 551 and County Hwy 336, and 11.5 miles (by air) south of Houle, along an east-west gravel road Remove constraint Place: Escanaba River State Forest. Approximately 1.4 miles (by air) northwest of the jct. of County Hwy 551 and County Hwy 336, and 11.5 miles (by air) south of Houle, along an east-west gravel road