what's included in Roma pass

Here is a link to the official site with all the different details
http://www.romapass.it/

Alice, understand that timed-entry reservations are required for some of the attractions covered by the pass, such as the Colosseum and Galleria Borghese. Read the FAQ section of the Roma Pass website carefully.

http://www.romapass.it/en/FAQ/

Thanks for the response, very helpful