Expedition: Lost Treasure takes you on a pirate's adventure! Your group takes on the role of treasure hunters who have found the lost ship, "The Thrasher". It went missing over 300 years ago, along with its Captain, Samuel Bones. It's rumored that there's a lot of treasure on board, and it's your job to find it! You manage to find the ship, however, so does your competition! You only have an hour head start to locate the treasure, before they come and steal it for themselves!