Meet HL Alan Alvarez (610) 804-6577 at the Crow’s Nest Preserve parking lot. Directions: From the intersection of Route 345 and Route 23, go north on Route 345, make a left onto Harmonyville Road and then left onto Piersol Road. Address 201 Piersol Rd, Elverson, PA 19520 We will hike on Natural Lands Crow’s Nest Preserve, French Creek SP & Hopewell Furnace NHS. Bring water, snack, lunch.