Chef Carl Thomas captivates locals and visitors alike with his own version of Caribbean haute cuisine. This local Antiguan, together with his German wife, Rita, have moved into Carl's boyhood house and are raising the bar for island diners. The Carib gumbo, grilled duck breast with ginger plum sauce, and guava mousse are just a few of the recommended choices. Daily for dinner. Reservations recommended. $$$. Most major credit cards. Gambles Terrace, St. John's, Antigua and Barbuda. Phone 461-7651.