Boundary Cone is a geologic promontory located in the western foothills of the Black Mountains in Mohave County, Arizona. The peak is to the east of the Mohave Valley, northeast of Needles, California, and southeast of Bullhead City. The peak is about southwest of the mountain community of Oatman and east of the

Colorado River The Colorado River ( es, Río Colorado) is one of the principal rivers (along with the Rio Grande) in the Southwestern United States and northern Mexico. The river drains an expansive, arid watershed that encompasses parts of seven U.S. s ...

History

Several

Indian tribe In the United States, an American Indian tribe, Native American tribe, Alaska Native village, tribal nation, or similar concept is any extant or historical clan, tribe, band, nation, or other group or community of Native Americans in the Unit ...

s attach religious and cultural significance to Boundary Cone as well as much of the surrounding landscape. In March 2006, the Bureau of Land Management determined and the Arizona

State Historic Preservation Office The State Historic Preservation Office (SHPO) is a state governmental function created by the United States federal government in 1966 under Section 101 of the National Historic Preservation Act (NHPA). The purposes of a SHPO include surveying an ...

concurred that Boundary Cone is eligible for inclusion on the

National Register of Historic Places The National Register of Historic Places (NRHP) is the United States federal government's official list of districts, sites, buildings, structures and objects deemed worthy of preservation for their historical significance or "great artistic ...

as a property of traditional, religious, and cultural importance to several Indian tribes.Federal Register Notice regarding Boundary Cone
, October 8, 2008. This article incorporates

public domain The public domain (PD) consists of all the creative work to which no exclusive intellectual property rights apply. Those rights may have expired, been forfeited, expressly waived, or may be inapplicable. Because those rights have expired, ...

text from this official

United States government The federal government of the United States (U.S. federal government or U.S. government) is the national government of the United States, a federal republic located primarily in North America, composed of 50 states, a city within a feder ...

document. Boundary Cone was a prominent landmark for early travelers in this region. File:Fort Mojave Res.JPG,

Fort Mojave Indian Reservation The Fort Mohave Indian Reservation is an Indian reservation along the Colorado River, currently encompassing in Arizona, in California, and in Nevada. The reservation is home to approximately 1,100 members of the federally recognized Fort Moj ...

, with Boundary Cone in distance File:Mohave Valley 1.jpg, Mohave Valley, with Boundary Cone at right

References

{{Commons category-inline, Boundary Cone Volcanic plugs of Arizona Mountains of Arizona Religious places of the indigenous peoples of North America Landforms of Mohave County, Arizona Mountains of Mohave County, Arizona Volcanoes of Arizona