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:
Radiallabyrinth.svg version of the ancient Cretan type of labyrinth drawn only with concentric circular arcs and radial lines similar to certain Native American basket patterns see Man in the Maze For another radial labyrinth nonCretan see File Radiallabyrinthfivefold svg For nonradial depictions of the Cretan labyrinth see File