……and what the American Trail Running Association doing to help support the sport. As a member of the International Skyrunning Federation (ISF), the American Trail Running Association (ATRA) has had a connection to Skyrunning since its early years with the late 1990s U.S. Fila Skyrunner Series. The American Trail Running Association (ATRA) is a 501(c)3… Read more »
Skyrunning in the USA
