Perfect for: Those who love want to try new outdoor activities like heli-skiing (off-trail downhill skiing accessible by helicopter), dog sledding, and more. Main attractions: Caines Head, Fox Island, or the Aialik Glacier—these outdoor areas are perfect for kayaking and other outdoor activities, and you're pretty much guaranteed to spot wildlife, The Smithsonian says. Try your hand at dog sledding at the nearby Iditarod Trail.