Here are some handy travel websites to check out:
recreation.gov Connects you to info on national parks and other federally owned lands, campgrounds and attractions.
usingmiles.com Stores and tracks all frequent flyer information for you and your family.
bags.amadeus.com Authoritative and complete guide to baggage rules by airline. If you are trying to decide which airline to fly and how much you'll pay for bags, this is a good resource.