If staying on-site, you have access to not oneābut two lakefront beaches. When you get tired of one, simply row to the other with your cabin's complimentary rowboat! East Lake and West Lake beaches offer lake chairs and play areas including swings, horseshoes, badminton and volleyball. Game equipment can be picked up from Guest Services for free. Can BYO fishing poles for a relaxing catch-and-release session as they stock the lake every spring. Also yes, you can swim in the lake. There is also a walkable nature trail around the 325 acre property.
Some general fall activities including fall foliage activities, hiking, mountain biking, golf, etc can be found here and even more here
Visit Bushkill Falls (The "Niagra Falls" of PA)
Big Pocono State Park has tons of outdoorsy activities
Visit and tour the Lakota Wolf Sanctuary (Alyssa has always wanted to do this so if you go, pls report back). Guided educational tours to see 4 different packs of wolves play & interact, plus foxes & bobcats. Learn more here