On this walking tour of Highland Park, led by Landscape Architect and Conservancy President JoAnn Beck, participants will learn how Frederick Law Olmsted used the existing topography of the Pinnacle Range, a glacial moraine, to emphasize the plant materials and park elements incorporated into Highland Park's design. Tour includes hilly terrain off the paved paths. • Meet at Lamberton Conservatory, 180 Reservoir Ave 14620. Please register via Eventbrite–see link above; tickets available May 13.