Bâdgir: The Ancient Persian Wind-Catcher Bâdgir are large towers made in two to eight sided varieties, with openings in the top meant to catch the wind from any direction and channel it into a building. in Public bookmarkswith hvac_history Note: Bâdgir are large towers made in two to eight sided varieties, with openings in the top meant to catch the wind from any direction and channel it into a building.