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<span>The first dynasty of the Persian Empire was created by Achaemenids, established by Cyrus the Great in 550 BC with the conquest of Median, Lydian and Babylonian empires. ... Persepolis is the most famous historical site related to Persian Empire in Achaemenid era and it is a UNESCO World Heritage Site since 1979.</span>
I believe the correct answer is: Doric architectural style.
The Doric architectural style is the oldest and simplest
style of Greek architecture which utilizes the slab-like capital.
Characteristic of this architectural style are lack of the base, plain capital
and large column size, with metopes and triglyphs.