As this manhole cover is viewed as a mundane object, a lot of people were surprised that it may also be called a work of art. People like this kind of manhole cover art.

There are many such manhole covers on the World Wide Web, including a lot of custom-made manhole covers.

“Grate Wall Medallion” (fiber art)

“City of Orlando” (detail of wall relief)

See Bobbi Mastrangelo’s “Grate Works of Art”: