What is the best word that defines the space shown in this picture?
American Heritage Dictionary defines:
plaza: a public square or similar open area in a town or city.
gallery: a roofed promenade, especially one extending along the wall of a building and supported by arches or columns on the outer side.
Which is the better word defining the space shown in the picture below: "plaza" or "gallery"? Or is there a more appropriate word?
Perhaps, the word arcade would do.
Perhaps 'covered walkway' would be appropriate.
A colonnade is "a structure composed of columns placed at regular intervals."
A colonnade at the Acropolis: