ircle light black and white. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3304916/free-photo-image-circle-tunnel-holeFree Image from public domain license
The forging of the sampo, illustration for the kalevala, 1891, by Akseli Gallen-Kallela https://www.rawpixel.com/image/8863476/image-cloud-art-public-domainFree Image from public domain license