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Interior of Amboy Crater showing a lava lake and the distant breach in the cinder cone rim. Interior of Amboy Crater from near breach showing lava lakes. Amboy Crater is a dormant cinder cone volcano that rises above a 70-square-kilometer (27 sq mi) lava field in the eastern Mojave Desert of southern California, within Mojave Trails National Monument.
The National Natural Landmarks (NNL) Program recognizes and encourages the conservation of outstanding examples of the natural history of the United States. [1] It is the only national natural areas program that identifies and recognizes the best examples of biological and geological features in both public and private ownership.
Name Image Date Location County Ownership Description Amboy Crater: May 1973: San Bernardino: Federal (Bureau of Land Management) A 6,000-year-old volcanic cinder cone, made up of pahoehoe, just off historic U.S. Highway 66.
Mojave Trails National Monument is a large U.S. National Monument located in the state of California between Interstates 15 and 40. [1] The park was created to preserve a wide variety of geological and cultural features including several titular trails - the Old Spanish Trail , the World War II -era Desert Training Center and Route 66 .
Lunar Crater Back Country Byway: Nevada: 24 39 US 6, 31 miles east of NV 375: Loops through Nye County and returns to US 6: Route loops through the cinder cones and basalt flows of Central Nevada's Lunar Crater volcanic field, including the Easy Chair crater and the Lunar Crater National Natural Landmark. [10] [46] I Main Oregon Trail Back ...
Nevada National Natural Landmarks (clickable map) Name Image Date Location County Ownership Description Berlin–Ichthyosaur State Park: 1973 ... Lunar Crater: 1973
Name Image Date Location County Ownership Description Crown Point: 1971: Multnomah: state park: Promontory in Columbia Gorge : Fort Rock State Monument: 1976: Lake: state park: Volcanic tuff ring
Faded signage for the Jawbone-Butterbredt ACEC in the Mojave Desert. Areas of Critical Environmental Concern (ACEC) is a conservation ecology program in the Western United States, managed by the Bureau of Land Management (BLM).