🇮🇷 Iran · Rock art
Behistun (Bisotun) Inscription of Darius I
Achaemenid Empire (Darius I) to Sassanian · Achaemenid Persian; Parthian Arsacid; Sassanian
522 BCE Darius trilingual on cliff 66 m high — cuneiform Rosetta for decipherment, Parthian–Sassanian roadside fringe.