Importance page:https://www.nam.ac.uk/explore/d-day
Home page, Background, Process Paper, and this page: https://en.wikipedia.org/wiki/Normandy_landings
Influence page: https://www.newyorker.com/books/double-take/witnesses-to-d-day-gardner-botsford-aj-liebling
Impact page: https://www.istockphoto.com/photo/omaha-beach-gm512046741-45909120
Importance page: https://www.nam.ac.uk/explore/d-day
Timeline page: https://oceanservice.noaa.gov/podcast/june20/nop36-dday-tides.html
Thesis page: https://www.latimes.com/opinion/op-ed/la-oe-cavanaugh-d-day-robert-capa-normandy-photographs-20190602-htmlstory.html