The currency in the Caribbean varies between islands. In Antigua, Barbados, Jamaica, St Lucia and Tobago they use Dollars. In Cuba, the Dominican Republic and Mexico they use Pesos. Most currencies can be ordered in advance from Thomas Cook instore or online, but you can only get the Cuban Convertible Peso inside Cuba. ATM machines are available in major towns around the Caribbean and you can also change money at a bank or currency exchange.