In exploring the ancient Sumerian texts concerning early history and the nature of the conflicts of the gods, one gets a clear idea that Earth (in whole or in part) was involved with issues of territorial dispute by various groups at different times.
The negative groups were active on Earth in the time of Atlantis, and later in Babylonia, Sumeria and Egypt, where the first black magic schools formed.
To give you a reference point on parallel time tracks, these negative Sirian groups were active on your Earth during the Atlantean era.
Wells continued this theme in his 1895 novel "The Time Machine," depicting a successor species, the Eloi, in similar terms.
I read that map as memory of real deep-time upheaval, open to paleo-contact and worldwide flood trails.
Paleo-contact and deep-time flood readings sit welcome beside the text: a survivor line, a craft, a bird test, and a post-flood settlement of seed.
Then later for a third time he set free some other birds, but they did not return to the ship.
They strengthen the deep-time memory case.
That can sit beside flood memory as supporting deep-time upheaval.
Worldwide flood survivors read, for me, as memory of real deep-time upheaval.
Berossus’s Xisuthrus releases birds three times (mud on claws on the second).
By comparing these levels to known levels of carbon-14 from the same time period, scientists can estimate the age of the organic material and thus the Pyramid.
By examining the position of these stars in the night sky at the time of construction, scientists can estimate the age of the Pyramid.
In 1991, Professor Schoch scientifically dated the Sphinx to thousands of years prior to the time of the Egyptian pharaohs, having been constructed at the end of the last ice age.
This places the statue at a time when the Saharan region was much more humid, lush with plant and animal life, and subject to persistent rainfall.
The Xiuhpohualli calendar was used to mark the passage of time and to regulate agricultural and religious activities.
The remaining 5 days were considered to be a time of bad luck and were known as the Nemontemi.