Thousands of Years Old Alien Technology (Season 21) | Ancient Aliens
| # | Entity ▲ | Mentions | View |
|---|---|---|---|
| 1 | 1974 | 1 | Details |
| 2 | 300 or 400 years | 1 | Details |
| 3 | January 18, 2017 | 1 | Details |
| 4 | older than 40,000 years ago | 1 | Details |
| 5 | over 40,000 years old | 1 | Details |
| 6 | the 1800s | 1 | Details |
| 7 | the early 1970s | 1 | Details |
| 8 | thousands of years | 1 | Details |
| 9 | today | 1 | Details |