The tomb of Darius I at the historical Naqsh-e Rostam necropolis, Persepolis area, Iran, Middle East

Tombs of Darius II, Ataxerxes I and Darius the Great, Naqsh-e Rostam Necropolis, near Persepolis, Iran, Middle East

The tomb of Darius I at the historical Naqsh-e Rostam necropolis, Persepolis area, Iran, Middle East

Carved relief of the Investiture of Narse, 294-302 AD, to the lower right of the Tomb of Darius the Great, Naqsh-e Rostam Necropolis, Iran, Middle East

Tombs of Ataxerxes I and Darius the Great, Naqsh-e Rostam Necropolis, near Persepolis, Iran, Middle East

Tourists walking in front of Tomb of Darius the Great, Naqsh-e Rostam Necropolis, near Persepolis, Iran, Middle East

Tombs of Artaxerxes I (left), Xerxes (centre), and Darius the Great (right), Naqsh-i-Rustam, Iran, Middle East

Tombs of Darius II and Artaxerxes (left to right), Naqsh e Rustam (Naqsh-i-Rustem), Iran, Middle East

Rock cut tomb of Darius II, Naqsh-e Rustam, Iran, Middle East

Tomb of Darius at Naqsh-e Rustam, Iran, Middle East

Kaba-ye Zardosht and tomb of Darius II. at the Achaemenid burial site Naqsh-e Rostam, Rustam near the archeological site of Persepolis, UNESCO World Heritage Site, Persia, Iran, Asia

Royal tomb of King Darius I. at the Achaemenid burial site Naqsh-e Rostam, Rustam, near the archeological site of Persepolis, UNESCO World Heritage Site, Persia, Iran, Asia

Tomb of King Darius II., Achaemenid burial site Naqsh-e Rostam, Rustam near the archeological site of Persepolis, UNESCO World Heritage Site, Persia, Iran, Asia

Tomb of Darius II. and of Artaxerxes I., Achaemenid burial site Naqsh-e Rostam, Rustam near the archeological site of Persepolis, UNESCO World Heritage Site, Persia, Iran, Asia

Historic Sassanid relief of the triumph of King Shapur I. over the Roman Emperor Valerian and Philip the Arab and tomb of King Darius, Dareios I. at the Achaemenid burial site Naqsh-e Rostam, Rustam near the archeological site of Persepolis, UNESCO World