Keystone landmark By Angela Cotey | August 20, 2019 | Last updated on August 7, 2025 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Pennsylvania Railroad donated K4s No. 1361 to the city of Altoona, Pa., in 1957. The locomotive is undergoing a decades-long restoration to service. J.J. Young Jr. photo