Spring Migration Means Lights Out at Gateway National Park in St. Louis

Years of dimming the lights during the bird migration at the Gateway Arch in St. Louis have made a difference, according to the National Park Service. Gateway Arch Spokesman John Orrell tells Sue Danielson what they’ve noticed each spring and fall, since the practice went into place.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.