How did Roman architecture differ from Greek architecture?

The greek architecture is the basis of the Romans architecture Roman architecture was influenced by Greek architecture, but was changed into a new style. Both Roman and Greek architecture are considedered classical, although the Romans invented new building material such as concrete and cement, while the Greeks used limestone and marble Greek Roman rectangular circular, oval, complex made from marble concrete Structure of post and beam arcuated with arch, vault and dome distinguised by columns arch low-pitched soaring most important : spirit of moderation ostentation (flamboyant).

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