The Plaza Mayor was the location where the Americans declared the liberation of the Santo Tomas internees in 1945.
[1] Prior to the existence of the plaza, the front yard of the UST Main Building served as a parking area and pedestrian.
As part of the university's preparation for the Quadricentennial Celebration, the area was refurbished to enhance the structural magnificence of the Main Building.
[2][3] The plaza has a rectangular plan divided into 13 vertical segments of alternating terracotta and gray-colored tiles.
[5] On the southeast flank of the quadrangle, stand a statue of a tiger and the UST block letters.