Tree of Light by LiliaOsipova.deviantart.com on @deviantART
Some areas have a lingering connection to the primal forces of the world's birth. the Shadow Society and the Dark Circle both use these places for powerful magic. This is one of the two types of places where Changelings might be born (RPG concept)
Iz'Kal Caverns by JamesCombridge
By Fen [=> http://drawcrowd.com/fen122189480 ]
Idrils Secret Way by Susan Schroder
The Art Of Animation, Emil Landgreen
I think this is a good picture that symbolizes books. It is like a path of knowledge (books). It is the journey that you will go through.