Index Card 28

http://www.britannica.com/dday/art-40543
This includes an interactive map of Normandy Beach on D-Day. It shows the birds's eye view that reveals the bunkers and the German defenses.

Index Card 20

http://www.lonesentry.com/d-day/d50.shtml
This shows the events that took place on the first 100 days of the Normandy Invasion. It contains a calender of each day.

Index Card 18

http://www.trimaran.com/d-day/
Contains interactive Maps and diagrams of the Landing Spots on Normandy Beach during D-Day.