Whiskeytown Falls is a relative newcomer. While a few locals knew of its existence, it wasn’t largely shared, and there wasn’t a trail—until 2004. That’s when park biologist Russ Weatherbee “discovered” the falls while viewing aerial photos. Soon the park got to work on building a trail to the 220-foot-tall falls. While the spring snowmelt is a great time to see the falls gushing, autumn’s colors and some rain also…