Heading to the show: The head and neck of a brachiosaur that will be part of a dinosaur display is carried Monday morning at the Pittsburgh Zoo & PPG Aquarium in Highland Park. The exhibit of 18 robotic dinosaurs will be displayed from Memorial Day through Labor Day. Swipe for more photos. (Photos by Darrell Sapp/Post-Gazette) #Pittsburgh #PGH #412 #dinosaurs #PittsburghZoo #PPGAquarium #dinosaurdisplay #PGPhotos