The exterior lights of the Gateway Arch will be off in May. The lights will be off from May 1 through May 31 to protect birds in spring migration. The National Park Service said that 40% of the nation ...

The Gateway Arch is located directly in the pathway these birds use, so lights are turned off to help protect them as they travel through. According to the Arch, more than 320 different bird ...

Starting on May 1, the LED lights that illuminate the Arch at night will be turned off to help migrating birds find their way ...

LOUIS – As another migration period is approaching, the Gateway Arch ... the organization Lights Out Heartland. This technology catches the nocturnal flight calls while on Arch grounds.

This national park and its famous arch are dedicated to the country's westward expansion. The stainless steel Gateway Arch ... downtown hotels or take the light rail to Laclede's Landing ...