Treasure Beach is the name given to a stretch of four Jamaican coves and their associated settlements: Billy's Bay, Frenchman's Bay, Calabash Bay and Great Bay. The region is isolated from the main tourist areas and the minor roads connecting with the main highway at Black River or Santa Cruz tend to suffer damage in heavy rain, but are usually passable wi…Treasure Beach is the name given to a stretch of four Jamaican coves and their associated settlements: Billy's Bay, Frenchman's Bay, Calabash Bay and Great Bay. The region is isolated from the main tourist areas and the minor roads connecting with the main highway at Black River or Santa Cruz tend to suffer damage in heavy rain, but are usually passable with care. The roads have being rehabilitated and are now better than previous years. There are a few small hotels and guest houses serving tourists seeking a very quiet seaside location.