Knoxville Water Works – manhole cover, Knoxville, Tennessee
Sep 11, 2008 • ƒ 3.2 • focal length: 14.783mm • shutter: 1/30 • ISO: 80 • Canon PowerShot G9
Copyright/credit: © Jon Armstrong, Armstrong Media, LLC. All rights reserved.
This image originally appeared in the post Knoxville Water Works