Internet Sacred Text Archive: Free archive of online books on religion, mythology, and folklore.
Encyclopedia Mythica - An internet encyclopedia of mythology, folklore, and religion.
Theoi Project - a site exploring Greek mythology and the gods in classical literature and art. The aim of the project is to provide a comprehensive, free reference guide to the gods (theoi), spirits (daimones), fabulous creatures (theres) and heroes of ancient Greek mythology and religion.
![Peter Nicolai Arbo [Public domain], via Wikimedia Commons](https://commons.wikimedia.org/wiki/File%3AAasgaardreien_peter_nicolai_arbo_mindre.jpg){kind=link}