>>11969939 (lb)
Survival Bunkers of the Ancient Elites during magnetic pole reversal. Had to have elevated air source above the snowfields or floods, but be shielded by thousands of tons of rock from solar radiation. The richer the family, the bigger the pyramid, just like today's elites with their D.U.M.B.'s. Nothing new under the Sun. History repeats itself. Occam's Razor.