Seven-day/six-night cruise aboard 16-passenger tall ship Tocorimé, Nov. 7-13, 2010. Highlights: Set sail from Rio de Janeiro/swim, snorkel, hike at Ilha Grande/Lagoa Azul (Blue Lagoon)/meet Caiçara tribesmen in Mamanguá Ecological Reserve/colonial town of Paraty. Cruise/land excursions, $1,549.
Gap Adventures (19 Charlotte St., Toronto, ON, Canada, M5V 2H5; 800/708-7761).