Between January and March gray whales migrate from the Bering Strait to area waters, where females give birth.
Catch and release a feisty marlin off Cabo, East Cape, La Paz, Loreto, or San Felipe. Aficionados prefer summer: temperatures are high, but fish are abundant.
Indulge in a massage, salt scrub, or seaweed wrap -- maybe all three -- at a Los Cabos spa.
Explore colonial missions -- including California's first -- in and near Loreto.