If you’re planning a trip to a campground, national park, or other natural location, you’ll probably need to pick up some supplies. The type and amount will differ based on the duration of your trip. We’ve assembled some links to help you pick out your packing list.Tips & RecommendationsGORP.comL.L. Bean “Hiking Tips”Suite 101 “Day Hiking Essentials” “Camping Check List “Suppliers & OutfittersHudson TrailThe North FaceRock/CreekREI