On August 25, 1916, President Woodrow Wilson created the National Park Service (NPS) uniting 37 different areas across the country under one roof. Today, 100 years later, there are over 400 different sites to visit, including 59 different National Parks to explore. But finding a place to stay can be challenging. Campsites, lodges, and hotels can book up months in advance and even just the act of narrowing down your choices can be overwhelming. So we scoured the web, and found the best private rentals that you and your crew can crash in the next time you head out for an adventure.