>>6509891 lb
I found a pyramid but it's all the way in Florence, Az. Called Poston Butte after Charles Debrille Poston. Supposed to be the burial place of the "Father of Arizona". He was fascinated by Zoroastrianism.
www.arizonaoddities.com/2011/10/pyramid-on-poston-butte-honors-old-arizona-freethinker/
www.roadsideamerica.com/story/47429
www.wikipedia.org/wiki/Poston_Butte