After dating the Spanish coin they found last summer to 1652, brothers Rick and Marty Lagina return to Oak Island and the strange triangle-shaped swamp to look for more clues to this 200-year-old mystery.
| Title | Once In, Forever In |
|---|---|
| Genres | Mystery Action & Adventure Reality Documentary |
| Release Date | 2014-11-04 |
| Episode Runtime | 00 Hours 43 Minutes |
| Season Number | 2 |
| Episode Number | 1 |
| Production Companies | Prometheus Entertainment |
