What can you wear while visiting Yellowstone National Park?
If you are not planning to do real hiking, wear comfortable walking shoes. For hiking, don't forget to pack your boots. Since the weather is always changeable, wear synthetic layers to stay Warm, Dry and Comfortable. If you are staying overnight inside the park, pack some warm clothings, even during the summer. For higher altitudes, tuck a hat and sunglasses into your bag. You should also have a comfortable waterproof and windproof outer layer clothing.