In order to protect the intellectual property rights of AASHTO to its content, AASHTO prohibits the use of any AASHTO content in conjunction with an artificial intelligence tool or program, including the training of models on AASHTO content or the entry of AASHTO content into any AI tool.

: 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 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 atlas provides a "fast-forward" look at history with several unique details:

: Occasional promotional codes like XM8 (for a $15 discount) or AR7 (offered previously for half-price deals) may be available on the official website or their Facebook page . Interesting Content & Features

: 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.