8.09 avg 8 episodes 8.3 → 7.9 42 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Mysterious Structures | 8.3 | 46 |
| 2 | Hidden Treasures | 8.2 | 45 |
| 3 | Chamber of Secrets | 8.0 | 39 |
| 4 | Military Secrets | 8.5 | 41 |
| 5 | Sacred Discoveries | 7.8 | 42 |
| 6 | Killer Finds | 7.9 | 37 |
| 7 | Beastly Revelations | 8.1 | 35 |
| 8 | Dark & Deadly | 7.9 | 34 |
8.28 avg 20 episodes 8.7 → 8.0 41 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | National Treasures | 8.7 | 25 |
| 2 | Blasts from the Past | 8.6 | 20 |
| 3 | Shady Secrets | 8.6 | 22 |
| 4 | Hidden Giants | 8.5 | 23 |
| 5 | Famous Finds | 8.6 | 22 |
| 6 | Monstrous Marvels | 8.3 | 23 |
| 7 | Divine Discoveries | 8.2 | 21 |
| 8 | Secrets from the Skies | 8.6 | 19 |
| 9 | Found Fortunes | 8.6 | 21 |
| 10 | Deadliest Discoveries | 8.1 | 18 |
| 11 | Puzzling Finds | 8.0 | 17 |
| 12 | Digging Up Trouble | 7.8 | 15 |
| 13 | Heavy Metals | 8.6 | 18 |
| 14 | Wild Discoveries | 8.1 | 14 |
| 15 | Lost in Battle | 7.2 | 13 |
| 16 | Powerful Discoveries | 8.5 | 15 |
| 17 | Big and Bad | 7.9 | 15 |
| 18 | Grave Secrets | 8.1 | 13 |
| 19 | Strange Finds | 8.6 | 8 |
| 20 | Most Valuable Finds | 8.0 | 8 |
