posted on Sep, 11 2008 @ 11:36 AM
The "pyramid" at TTR is as flat as the lakebed it is painted on. You are looking at Main Lake, about 2 miles south of the northern boundary of
Tonopah Test Range.
The circular feature in the center of the dry lakebed is called Main Lake Target. It is marked on the clay lakebed surface with an oil-based black
The diamond-shaped target (your "pyramid"), called Rebel Target, is also marked on the lakebed in a similar fashion.
Just off the southern edge of the lakebed is Hard Target. It is made of 1-foot-thick concrete (rated to 4,000psi strength) and is 750 feet in
If you keep following this line of flight, you will find New Target, Mid Target, Pedro Lake Target, and Antelope Lake Target. All have been used for
ballistic testing of various weapon shapes.