Good listen, concentrating on the profundity of the Maya calendar. I have another post coming up, where Calleman compares the calendar to the Hindu concept of Kundalini. The most important thing you should consider here is the time frame, the idea of recurring cycles and the idea that the calendar is based on seasons of consciousness, similar to the Hindu Yugas.
YT description: Examines the symbolism within the Great Pyramid of Giza and the pyramid at Chichén Itzá and looks at the differences between humans of the 6th Wave in ancient Egypt, Sumer, South America, and Asia and the cave painters of the 5th Wave.
In each culture the origins of civilization can be tied to the arising of one concept in the human mind: straight lines. Straight and perpendicular lines are not found in nature, so where did they come from? What shift in consciousness occurred around the globe that triggered the start of rectangular building methods and linear organization as well as written language, pyramid construction, mathematics, and art?
Title: Ancient Civilizations And Quantum Evolution 2016 (YT link) Uploaded by Earth Ancients.