MTN DEW® Celebrates the Return of the Indianapolis 500 with "Project Green Means Go" Indiana residents and Indy 500 fans invited to submit messages of hope and perseverance for massive, fan-inspired 500 green flag installation during race weekend News provided by Share this article Share this article PURCHASE, N.Y., May 4, 2021 /PRNewswire/ -- With the return of the Indianapolis 500 on the horizon, MTN DEW ®, the official sponsor of the Indy 500, will paint the city green with a massive, fan-inspired Indy 500 green flag installation at Celebration Plaza in White River State Park during race weekend. Dubbed, "Project Green Means Go," the flags will spotlight 500 fan-submitted messages of hope and support for the Indianapolis community to celebrate the city's resilience and perseverance through a difficult year.