The Centennia Historical Atlas is a dynamic, animated map system that tracks over in Europe and the Middle East from 1000 AD to the present. It is highly regarded for its precision, showing map updates in five-week intervals . Accessing the Atlas
: The Centennia Nations Edition is available for free and covers the critical 150-year period from 1789 (the French Revolution) through the eve of WWII in 1939. Centennia historical atlas full access code
: To unlock all 10 centuries (1000 AD to present), you must purchase a full-access code . The code typically costs $395.00 for a multi-user license (up to 25 computers). The Centennia Historical Atlas is a dynamic, animated