Ndiani akavaka piramidhi guru reGiza?
Vanochera matongo vakakurumbira vanoti piramidhi huru yakavakwa naFarao Khufu. Hapana uchapupu hwakawanda hunotsigira kutaura ikoko sezvo vaEgipita vasina kusiya nhoroondo dzakanyorwa dzokushandisa uye nguva yokuvaka mapiramidhi.  Mamwe masayendisiti akakarakadza rondedzero yokuti mapiramidhi makuru akavakwa chaizvoizvo netsika yakarasika. Iyi rondedzero inotaura kuti chimwe chiitiko chinotyisa chakaparadza nzanga iyi pakupera kwenguva inozivikanwa seYounger Dryas.