Families with at least two children under 19 may apply for one designated national forest room per family. Applications for next-month stays run from the 4th at 9 a.m. through the 8th at 6 p.m.; lottery results are posted on the 13th at 10 a.m. Check documentary requirements.

Before travelling, check the forest-specific availability, current fees, closures and weather restrictions on Foresttrip.