To make it easier for those who do Treasure Quests & don't know just where they are I'll post SS's of each one here.
Cayman Kai
Go ashore at Cayman Kai & follow the track off the beach
Then you go left
Enter the cave
Fight the bandits & collect the Treasure.
Cuba
Go ashore at the Shore, it's the 1st beach on the " Sail To " option after the ports.
When you land head to your left
Head towards the big rock
The hidden chest is marked
Treasure !!!!!!!
Cayman Kai
Go ashore at Cayman Kai & follow the track off the beach
Then you go left


Enter the cave

Fight the bandits & collect the Treasure.

Cuba
Go ashore at the Shore, it's the 1st beach on the " Sail To " option after the ports.
When you land head to your left

Head towards the big rock

The hidden chest is marked

Treasure !!!!!!!
