If your trip to St. Paul, MN Airport (STP-St. Paul Downtown) is all locked in but your itinerary is a little on the empty side, we can give you a few hints and tips.Stay in the terminal or head out and soak up the sights? We know what we'd choose. It's well worth heading over to Xcel Energy Center.Travelers from far and wide come to see Como Park Zoo and Conservatory, so make it one of your first stops after you touchdown. Also worth a look are Mississippi National River and Recreation Area and Minnesota State Capitol.