"20181202_AldrichMountainRange-MalheurNF_SDBurton_Winter arrives to the Malheur_3" by U.S. Forest Service- Pacific Northwest Region , public domain
Devine Ridge-Rattlesnake 2021
Motor Vehicle Travel Map (MVTM) of Devine Ridge-Rattlesnake in Malheur National Forest (NF) in Oregon. Published by the U.S. Forest Service (USFS).
U.S. Forest Service (USFS), June 2021