A guide to discovering and enjoying the islands of St Martin and St Barts. Half-French, half-Dutch, St Martin offers Orient Bay, the St. Tropez of the Caribbean; duty-free shopping in Philipsburg; Marigot, with chic French boutiques and superb food; and Restaurant Row in Grand Case, with great eateries in charming Creole houses. St Barts has few buildings higher than one story, no large hotels, memorable food and 22 beautiful beaches along turquoise seas.