First World War is a website that provides a thorough history of World War I. The site offers a detailed account of the people, places, events, and weapons as well as the causes of the war. This site provides a nice collection of useful resources including a detailed timeline, an encyclopedia, and articles on details that are widely known (Zimmerman Telegram) as well as more obscure people and events. You can also find a large selection of propaganda posters, maps, and vintage videos, audio and photographs from the war. This sites rich collection even includes letters and diaries from people who lived during the period. Whether you are a teacher, student, or history buff, the First World War is a fantastic resource for learning about the Great War.