The Protectors of Etheria is a stand-alone mod of the game Warlords Battlecry 3 (i.e. it can be run without having the original game installed - 100% free full game). It is an improved RTS/RPG game with new campaigns, quests, terrain, units, items, heroes, modding features and more. Beta versions available for download!
The pyramid makes it's return in The Protectors 0.8.6, along with many new quests.
Indiedb.com
I always go for the Elemental Temples anyway, because you can always make a unit with one of your faction's less used resources.
I got a question..is it possible to make buildings bigger scale?
Only by directly editing their images (and related files).