The primary Elements of Architecture are: Point, Line, Plane, and Volume.
Point Indicates a position in space.
A point extended becomes a line with properties of: length, direction, and position.
A line extended becomes a Plane with the properties of: length, shape, surface, orientation, and position.
A plane extended becomes a volume with the properties of: length, width, form and space, surface, orientation, and position.
Piazza Del Campidoglio, Rome, Michaelangelo: The equestrian statue of Marcus Aurelius marks the center of this urban space.
Mont S. Michel, France, 13th century and later: The pyramidal composition culminates in a spire that serves to establish this fortified monastery as a specific place in the landscape.
Torii, Ise Shrine
Vertical linear elements, such as columns, obelisk, and towers, have been used throughout history to commomerate significant events and establish particular points in space.
Bell Tower, Church at Vuoksenniska, Finland, 1956, AlvarAalto
Menhir is a prehistoric monument consisting of an upright megalitjh, usually standing alone but sometimesaligned with others.
Column of MArcus Aurelius, Piazza Colonna, Rome: This cylindical shaft commemorates the emperor's victpry over germanic tribes north of the danube.
Obelisks are tall, four-sided monoliths carved out of stone or granite, often decorated with hieroglyphics.
HagiaSophia
Caryatid Porch, Athens : The sculptured female figures stand as columnar supports for the entablature.