Want to get a different vantage point on your next backpacking trip? Explore the country's best caves, all of which offer camping and hiking options nearby. Here are 10 of our favorite subterranean spots.
What's better than hiking every weekend? Hiking every day. Here are the best big-city escapes from New York to Los Angeles. Plus: Bill Donahue explores the remote reaches of Portland's Forest Park and discovers secrets even locals don't know.