I visited all the major US national parks and ranked them based on factors like beauty and crowd size. My favorites include ...

Learn all about the best national parks in the US and find your next destination for outdoor activities, especially hiking.

A hiker fell 100 feet while at Devil’s Slide in Northern California, then had to climb farther down to call 911, fire officials said. The incident happened at about 6 p.m. April 5 in San Mateo County, ...