The battered dhow carves its passage though the tourmaline waters of the South Indian Ocean. Its patched lateen sail fat with monsoon wind, the salt air fragrant with cloves. Barely heard at first, the faint cry of a muezzin crackles through the dawn’s early light. Heads turn to the horizon. The turbaned helmsman eases off the sailrope & utters just one magical word.... Zanzibar. Zanzibar. The Spice Island. A real world Shangri-la. The island at the end of the earth. David Adams sails south in search of the lost world of Arab seafarer.