Release Notes (v28) - Megalith Building +1 - New national wonder "Great Shrine" +2 - Tunnel +1 and engineer slot - Farmer's Market + and merchant slot
Release Notes (v27) - Barbarians will now spawn Mammoths - Strength 11 - Movement 1
Update 26 - Arrow maker and Obsidian Jeweler added - Obsidian Jeweler added - Gather food moved to Hunting tech
Update 25: - Mounted scout upgrade fix at Horseback riding - Palace costs increased
Release notes (v23) + (v24) - Maya Atlatlist moved to scouting - Chieftain hut requires more production cost