Original: Variants of the generic style are found in a number of Maya region sites , including Tikal , Kaminaljuyu , Copan , Becan , and Oxkintok , and particularly in the Petén Basin and the central Guatemalan highlands .
Simplified: These sites include Tikal , Kaminaljuyu , Copan , Becan and Oxkintok . They can be found particularly in the Petén Basin and the central Guatemalan highlands .