By Adam Kemp Staff Writer akemp@oklahoman.comSULPHUR — For more than 70 years, a scenic stretch of land located in the foothills of the Arbuckle Mountains wore a proud moniker: Platt National Park. The United States has 59 designated “national parks,” a unique honor bestowed by Congress on landscapes that inspire cross-country road trips for those seeking to see nature displayed in its full beauty.Read more on NewsOK.com