An advanced nonphysical learning system. Where you, the traveler, journey to these nonphysical realms and engage in learning and experiencing various aspects of being human. The Aethyrs place the spiritual seeker on the fast-track of evolution. This system is not for the feint of heart but is excellent for those ready. Still, as an intellectual exercise, this guide is a wonderful resource for looking up or exploring the various human lessons on the path to enlightenment.