thumb|Frieze designs at Persepolis Herzfeld believed that the reasons behind the construction of Persepolis were the need for a majestic atmosphere, a symbol for the empire, and to celebrate special events, especially the Nowruz. For historical reasons, Persepolis was built where the Achaemenid dynasty was founded, although it was not the center of the empire at that time.
thumb|Frieze designs at Persepolis Herzfeld believed that the reasons behind the cons.truction of Persepolis were the need for a majestic atmosphere, a symbol for the empire, and to celebrate special events, especially the Nowruz. For historical reasons, Persepolis was built where the Achaemenid dynasty was founded, although it was not the center of the empire at that time