baldachin or baldaquin : BALL-da-kin

(From Italian: baldaccino, canopy of state). An architectural canopy of stone, metal, or fabric. In an ancient theatre such as Miletus, it is a stone or marble structure built in the form of a canopy that signifies status and serves as a roof to shelter an area from the weather, example of baldachin remains are the columns as found in the center of the ima cavea at the theatre at Miletus, Turkey.