Shocking weird things that were normal for Mayans (video)
You want an example? They adorned their teeth with jewels as a display of wealth
New evidence reveals full astronomical scope of ancient Mayan calendar
Unveiling the Secrets of an Ancient Synodic Tracking System
Lasers map mysteries of the Maya calendar, centuries older than thought
The scientists employed the use of aerial surveys technology over an area of 32,641 square miles (84,516 square kilometers)