Tango with the Nefelim
Covering the time from from 8 thousand BC up to the current day
In this time frame Atlantis has been in operating existence for a few thousand years. The Transport Device has not yet been installed Earth-side, but it is parked near its peer device up on synchronous orbit above present day Kenya. The space station is still under construction but has enough facilities for docking with craft from the Nefelim home world.
Just making room for content.