Black Mesa may refer to: Places in the United States. Black Mesa (Oklahoma, Colorado, New Mexico), in Colorado, New Mexico, and the highest point in Oklahoma. Black Mesa Test Range, a United States Army rocket testing facility in Utah. Black Mesa (Apache-Navajo Counties, Arizona), an upland coal-bearing mesa, mountainous area in Navajo and Apache Counties, Arizona. Black Mesa Peabody Coal controversy, the controversy surrounding a Peabody Coal mine in the Black Mesa (Apache-Navajo Counties, Arizona) Black Mesa (Navajo County, Arizona), in the White Mountains.
https://en.wikipedia.org/wiki/Black_Mesa