While preservation of nature is often pitted against economic interests, it should come as no surprise to any outdoors enthusiast that our nation's National Parks are economic engines in their own right. And while a park's value goes far beyond the tourist dollars it generates, some certainly command top dollar from visitors. According to the 2023 National Park Visitor Spending Effects survey reported by National Parks Traveler , parks provided a $55.6 billion benefit to the Uni...