Here below are some useful and fun websites you might wanna check out with all sorts of info about Iceland, that may help you in preparing for your trip!

General information: www.icetourist.is
Inspired by Iceland: http://inspiredbyiceland.com
Travelling safely: http://safetravel.is
Events in Iceland: www.whatson.is 
Reykjavik information:  http://www.tourinfo.is
News and blog: http://www.grapevine.is
Maps and books: http://lmi.is/english/
Road Conditions: www.vegagerdin.is
Weather: http://vedur.is