We rank the 19 Best U.S. National Parks. See which places our readers like the best, and vote for your favorites.

As someone who's visited all 63 major US national parks, I think some of the most beautiful include Acadia, Grand Teton, Olympic, and North Cascades.

As someone who's visited all 63 major US national parks solo, I always carry a few items with me. I stay safe by packing bear spray, a first-aid kit, and plenty of sun protection. Offline maps help me ...

With 59 official national parks in the United States alone and hundreds more preserves, monuments, historic sites, and recreational areas, you never really have a shortage of interesting places to ...