Episodes
1. The Aleutian Islands
18 Mar 2021
Ian Shive leads a risky expedition into a remote Alaskan wildlife refuge.
- 2
2. Palmyra Atoll
18 Mar 2021
Ian explores one of Earth's most well-protected coral reef ecosystems.
- 3
3. Rose Atoll
18 Mar 2021
Ian joins a team of scientists to unlock vital new info about coral reefs.
- 4
4. The Channel Islands
18 Mar 2021
Ian explores one of America's least-known national parks.
The Last Unknown Season 1: quick answers
How many episodes are in The Last Unknown Season 1?
Season 1 of The Last Unknown has 4 episodes.
When did The Last Unknown Season 1 come out?
Season 1 premiered on 18 Mar 2021.