One of the featured element of the Roman architecture was the arc. Roman arcades were made with pilasters attached to piers carrying an entablature, or in some cases the arcs are resting directly upon their capitals.
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One of the featured element of the Roman architecture was the arc. Roman arcades were made with pilasters attached to piers carrying an entablature, or in some cases the arcs are resting directly upon their capitals. The Colosseum and the aqueducts are examples of this technique.