Season 9
11 episodes · first aired 2021-05-02
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
 | 01 | Lost City of Persia 2021-05-02 | Experts reveal the secrets of the Persian Empire's capital, Persepolis. | 2021-05-02 | 6.5 |
 | 02 | Valley of Egypt's Queens 2021-05-09 | The Valley of the Queens is a vast necropolis concealing some of Egypt's most miraculous tombs and powerful women; now, investigators use cutting-edge tech to explore lost tunnels and uncover the enigmatic secrets behind these ancient pharaohs. | 2021-05-09 | 6.0 |
 | 03 | Curse of Relic Mountain 2021-05-16 | Experts reveal the mystery behind the decapitated statues of Mount Nemrut. | 2021-05-16 | 7.0 |
 | 04 | Lost City of the Maya Queens 2021-05-23 | The downfall of the powerful Maya city of Palenque in southern Mexico continues to mystify archaeologists today; now, investigators gain rare access to explore lost tombs to reveal the truth behind this legendary city and the mystery behind its enigmatic queens. | 2021-05-23 | 8.0 |
 | 05 | Lost City of the Sumerian Gods 2021-05-30 | The ancient Sumerian city of Nippur is one of the richest archaeological sites on Earth, but decades of conflict have prevented its exploration; now, experts gain rare access to finally uncover the mysteries behind the most sacred city of Mesopotamia. | 2021-05-30 | 6.0 |
 | 06 | Egypt's Island of Secrets 2021-06-06 | Experts investigate an ancient temple monument on an Egyptian island. | 2021-06-06 | 8.0 |
 | 07 | Egypt's Cult Kings 2021-06-13 | Experts investigate secrets behind the ancient Egyptian city of Abydos. | 2021-06-13 | 7.0 |
 | 08 | King Arthur's Lost Castle 2021-06-20 | Experts use cutting-edge tech to unlock the secrets of Tintagel Castle. | 2021-06-20 | 9.0 |
 | 09 | Lost World of Desert Kings 2021-06-27 | The ancient city of Samarra contains a series of medieval structures that hold secrets to one of the world's greatest empires; now, archaeologists use pioneering technology to investigate its astonishing rise to power and reveal its monumental downfall. | 2021-06-27 | 7.0 |
 | 10 | Rome's Lost Coliseums 2021-07-11 | The coliseums of Rome were brutal theaters of spectacle and death that helped control the sprawling Roman empire; now, archaeologists uncover the engineering secrets behind these majestic structures to reveal the truth behind the ancient Roman world. | 2021-07-11 | 10.0 |
 | 11 | Legend of Xanadu 2021-07-18 | Experts investigate the truth behind the mythical city of Xanadu. | 2021-07-18 | 9.0 |
Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.