This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Sandy Calder disks lacking no c. en Sculpture Three Disks One Lacking by Alexander Sandy Calder displayed on the Franklin Parkway near Logan Square in Philadelphia No visible copyright notice thus now in the public domain own Smallbones cczero Public art in Philadelphia Benjamin Franklin Parkway Uploaded with Alexander Calder