aedicule. In classical architecture, a niche covered by a pediment or entablature supported by a pair of columns.

architrave. In classical architecture, the lintel or beam that rests on the capitals of columns.g a dome, cupola, or lantern.

Dunleith red sandstone. A type of stone from Iowa used for building, and especially architectural details.

entablature. An assemblage of horizontal moldings and bands supported by and located immediately above the columns of classical buildings, or similar structural supports in non-classical buildings.