Free high resolution photo of a wall made from ribbed concrete. This wall is made from concrete or cement that has vertical ridges or ribs – I believe this style of concrete is sometimes called fluted. Great background image for a web page or blog, desktop wallpaper or texture for Photoshop. Free picture for any use.
This work is dedicated to the Public Domain. For non-US use it is also placed under a Creative Commons CC0 designation. If you do use the photo, please consider giving credit and linking back to the site. This isn't required, but it's a very good way to support our efforts. Just something like, "Photo courtesy photos-public-domain.com".