Identifying feature
Portico A porch at a building's main entrance with a roof carried on columns, often topped by a pediment (a low triangle). It is common on Neoclassical, Greek Revival and Palladian buildings.
a sign of these styles Colonial Revival c. 1880–1960 America quoting its own past: symmetrical fronts, shuttered windows, and a front door dressed with fanlight, sidelights, or a small columned porch. Greek Revival c. 1820–1860 The Greek temple front reborn: full-height columns, a wide plain band above them, and a low triangular gable. High Renaissance / Palladian c. 1500–1600s Temple fronts applied to villas and civic buildings, strict symmetry, and triple windows with an arched center. Neo-Eclectic c. 1980–present The builder's-catalog house: brick and stone veneer, mixed arches and gables, and a grand two-story entry. Neoclassical c. 1750–1850 Buildings modeled closely on Greek and Roman temples: grand columned porches, domes, and plain, symmetrical walls. 
