Ask a question on Islam: http://www.whyislam.org/
An educational site on Islam: http://islam101.com/
A brief illustrated guide to understanding Islam: http://www.islam-guide.com/
A site about Muhammad (pbuh) his life and message: http://muhammad.net/
Discover 1000 years of missing history and explore the fascinating Muslim contribution to present day Science, Technology, Arts and Civilisation: http://www.muslimheritage.com/
Online Islamic Library: http://www.islambasics.com/
A collection of sites by Yusuf Estes an ex-Christian Preacher & Former Catholic Priest http://www.shareislam.com/