![A drain, located under a large complex of parking lots and strip malls in Columbia, Mo.
(J. Tarr)](../../images_publicradio_org/content/2008/12/03/20081206_infrastructure_drains_25.jpg)
America's Infrastructure: Urban Drains
A drain, located under a large complex of parking lots and strip malls in Columbia, Mo.
Credit: J. Tarr
A drain, located under a large complex of parking lots and strip malls in Columbia, Mo.
Credit: J. Tarr