Pasargadae was a city in ancient Persia, and is today an archaeological site and one of Iran's UNESCO World Heritage Sites.It was the first capital of the Achaemenid Empire and lies in the Fars province, 43 kilometers from Persepolis. The construction began around 546 BCE. The tomb of Cyrus' son and successor, Cambyses II, also has been found in Pasargadae. Pasargadae remained the Persian capital until Darius founded another in Persepolis.