This BLM (Bureau of Land Management) sign must be at least 15 years old because National Parks Service took over administration of this area from BLM in the early 1990s when Mojave National Preserve was created.
This BLM (Bureau of Land Management) sign must be at least 15 years old because National Parks Service took over administration of this area from BLM in the early 1990s when Mojave National Preserve was created.