📷🔓New Vault Footage Unlocked: Here’s #HorseshoeCurve from INSIDE Big Boy #UP4014 on our Coast-to-Coast Tour celebrating #America250. Want to see more beautiful vistas? 📽️ Watch the official documentary: Big Boy’s Coast-to-Coast Journey premieres Sept. 17 at 1 p.m. CT on Facebook Live. Share your favorite tour clip: Post your photos and videos on your Facebook or Instagram using #UP4014 and #ShowUsYourSteam. 🚂