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

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