Thousands of new campsites are set to break ground nationwide as sites become tougher to find The National Association of RV Parks and Campgrounds predicts more than 53,000 new RV sites will be built in the U.S. this year. Some are in the works in Arizona. Author: Jen Wahl Updated: 7:09 AM MST June 30, 2021 FLAGSTAFF, Ariz. — June is National Great Outdoors month and across the country, and the RV industry is booming. It's been kick-started by the pandemic, as Americans looked for ways to travel creatively and safely. But with more people getting outdoors its created a unique problem, one amplified as many of our forests shut down due to wildfires. There are, however, some things being done to make the great outdoors more accessible to all.