Unlocks the Builder ability to construct a Pairidaeza, unique to Persia.

+1 Culture, +2 Gold. +1 Culture for each adjacent Holy Site or Theater Square. +2 Gold for each adjacent Commercial Hub. +1 Food for each adjacent City Center. Recieves +1 Culture for each Government Plaza or Government Plaza building in your civilization, +2 Gold for each Diplomatic Quater or Diplomatic Quater building in your civilization. +1 Culture after progressing 'Civil Service' Civic. +2 Appeal to adjacent tiles. Cannot be built on Snow, Tundra, Snow Hills, or Tundra Hills or adjacent to another Pairidaeza.

Once Buttress is unlocked it can also be built on Floodplains.

+1 Food from each adjacent City Center tile.
+2 Gold from each adjacent Commercial Hub tile.
+1 Culture from each adjacent Holy Site tile.
+1 Culture from each adjacent Theater Square tile.