the Tiwanaku Gate of the Sun — the calendar inscriptions predict a year we already passed

Arthur Posnansky spent 50 years measuring Tiwanaku in the early 20th century and calculated the site's astronomical alignment dated its construction to around 15,000 BCE based on axial precession. Mainstream archaeology says 400-900 CE. That's a 15,000 year discrepancy and neither side has fully dis……