Outfitters known for their cushy safaris and European bike rides are adding U.S. and Canadian family trips, with more activities than you can hike, bike, and kayak around. (Don't worry, there are built-in rest periods for parents.) Butterfield & Robinson (800/678-1147; is leading seven "multi-active" journeys this year; Backroads (800/462-2848; debuts 21 North American excursions; and Austin-Lehman (800/575-1540; has four national park itineraries with enough rafting, moose-spotting, and pizza parties to keep any family going and going.—Robert Maniaci