Aerial drone video footage of a train bridge viaduct running over a valley in the Appalachain Mountains during early spring on a cloud day, surrounded by mountains and farmland

drone footage of train tracks train trestle tall trestle drone video of train tracks bridge trestle drone train tracks aerial footage of a viaduct trestle high bridge high train bridge train viaduct flying over train tracks steel train bridge steel viaduct viaduct appalachian mountains hudson valley train tracks upstate new york railroad appalachia high trestle drone video drone footage railway steel bridge trains high angle view rolling hills valley mountain aerial landscape early spring mountain background drone landscape background nature springtime farmland america usa farms vast open spring nature background trestles