and arid stretches of polar desert — all north of the Arctic Circle. Our family visited every National Park before my brother went to college. We had to pull off a fast play to get Pinnacles done as ...

USA TODAY rounded up answers to the most popular park questions to help travelers better understand these national treasures and share some fun trivia with family and friends on their next park visit.

Recent National Park Service layoffs have prompted some travelers to reconsider visiting national parks this year, but newly released statistics show the parks are more popular than ever.