Ancient Greek Temples.  This site is especially helpful in labeling the individual parts of columns and lintels.
  The Greek Temple.  Of particular interest here is the floor plan of the Hera Temple and a line drawing of the various components of a Greek Temple.
  Propylaia at
  A description of how the Greek construction style was picked up by and then adapted by the Romans.
  The seven wonders of the ancient world.
First the Greeks then the Romans adopt the prominent column, short beam construction method.  Is this style a statement of the culture's advancement (i.e. We're as big or powerful as Egypt ever was) or are we still limited by the construction materials?  In the absence of a new construction technique or building material, this is how major buildings will look for centuries.