South Greenville Recreation Center, date unknown, Photo by Aaron Hines. Original public domain image from Flickr https://www.rawpixel.com/image/9658772/image-public-domain-photo-sportsFree Image from public domain licensePNG Bicycle silhouette sticker, transparent background. Free public domain CC0 image. https://www.rawpixel.com/image/11729151/png-sticker-collageFree PNG from public domain license