Just over 2 hours from Atlanta is a state park in Alabama a few minutes from where my parents live, and since we had a Screaming Eagle Aerial Adventures rain check (more accurately, a “torrential, lightning-filled, and utterly destructive storm” check) left from Fathers Day weekend, we used it in late October to see what ziplining is all about. The weather provided panoramic views of the Sunday sunrise from atop a tree canopy overlooking a beautiful lake. See the lake? It’s to our left. The perched 20-something guides…