I like the fact that this website has the choice on who you can pick to read about whether its Alexander or Olympias ect. Although this website may be too one-sided as it focuses on the Macedonian's which isn't much of a variety.
Home page for Skip Knox's essay on Alexander the Great. This source is reliable as it is and education websiter shown through the (.edu) It has alot of helpful hyperlinks so that you can pick what you want to read about on Alexander or the people related to him.