Today and lasting the entire month, the lights of the St. Louis Arch will not shine at night to help birds safely navigate through the city.
What You Need To Know
- The Arch’s exterior lights will be turned off for the entire month of September
- Light pollution can disorient birds, causing them to fly off path or into objects
- St. Louis sits just below a bird migratory highway known as the “Mississippi Flyway”
May and September see high volumes of bird migration across our city as St. Louis sits below a major migration highway called the “Mississippi Flyway.”
The Gateway Arch’s exterior lights have been turned off each May and September to help minimize the possible disorienting effect the lights may have on birds that migrate at night…