Episode 1: In the fading days of the pharaohs, Heracleion was the gateway to Egypt, a prosperous port adorned with statues and sphinxes and home to the temple of Amun until Heracleion mysteriously disappeared from history. Then in 2000, archaeologists discovered the city's pristinely preserved remains beneath the waters of the Mediterranean, providing a unique snapshot of Egyptian life over 3,000 years ago.