There are seemingly endless guides to exploring the national parks — Moon, National Geographic, Lonely Planet, and various other corporate publishers. Indeed, it’s rare these days that you find a writer who takes on the role of both guidebook author and publisher.

Most of these guidebooks take the same approach: a nice overview of the park in question, followed by a breakdown of places to stay, where to eat, things to do, nearby attractions. Mike Oswald is swimming against the current with his park guidebooks.