Black mesa

"Mesa comes from the Latin mensa meaning "table," which is very much what a mesa looks like. A mesa is formed when the weaker horizontal rocks around a big formation start to erode and fall away, leaving stronger rocks standing in a flat-topped hill."vocabulary.com
Black Mesa - the corporation employing Gordon Freeman in Half-Life
*Black Mesa is an American research corporation whose headquarters are located in the Black Mesa Research Facility, in the New Mexico desert.half-life.fandom.com
* Black Mesa Research Facility - the headquarters of the Black Mesa corporation
* Black Mesa Incident - the infamous incident at the facility that permanently breached the wall between Earth and the Xen border world and triggered the Portal Storms
* Black Mesa Personnel - the Black Mesa employees
** Black Mesa Science Team - the scientists
** Black Mesa Security Force - the security guardshalf-life.fandom.com
* The Mesa Times - the local Black Mesa newspaper
* Black Mesa East - the Resistance base on the outskirts of City 17
Black Mesa is the fan-made reimagining of Valve Software's Half-Life.
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* AQ-148= black mesa; BRITISH; BEHEMOTH
* AQ-454= black mesa research facility