Such a great idea! Keepsake box for each trip you take! Via This, That and the Other Thang I love this idea for making a keepsake box full of mementos and pictures from a trip, rather than trying to scrapbook everything
Sweet Home Replicas Play up the states you've called home. Decoupage a map of each state to one side of a small wooden house (available at crafts stores). Paint sides with colors pulled from maps. Group on a side table or other display spot.