Press release from ATRA corporate member Pittsburgh Three Rivers Marathon, Inc. (P3R). Running from Cumberland, Maryland to Pittsburgh, Pennsylvania, the Great Allegheny Passage Relay is inspired by the growing popularity of trail running. PITTSBURGH – Pittsburgh Three Rivers Marathon, Inc. (P3R) announced today that they will add another race to their growing number of events…. Read more »
Pittsburgh Marathon Organizers Introduce the Ultimate Trail Relay Challenge
