The North Pole (Thule) was the original home of Aryans (pronounced Orions) during the pre-glacial period which they had to leave due to the ice deluge around 8000 B.C. and had to migrate to the Northern parts of Europe and Asia in search of lands for new settlements.
>5000 to 3000 BC. – The Orion period, when the vernal equinox was in Orion. Many Vedic hymns can be traced to the early part of this period and the bards of the race seem to have not yet forgotten the real importance of the traditions of the Arctic home inherited by them. It was at this time that first attempts to reform the calendar and the sacrificial system appear to have been systematically made.https://en.wikipedia.org/wiki/The_Arctic_Home_in_the_Vedas 