Delta Axis is a non-profit visual arts organization dedicated to contemporary art. One of the spaces where they showcase art is Power House Memphis located downtown at 45 East G.E. Patterson http://www.deltaaxis.org/. From October 10, 2008 - November 22, 2008 Power House will present "Guiding Light - A tribute to William Eggleston". This will be a show of contemporary artists' portraits and films dedicated to and/or inspired by Eggleston. Eggleston, a world renowned photographer, lives and works in Memphis. On October 10th there will be a reception with Eggleston from 6pm - 8pm.
Additionally, his work is the subject of an upcoming retrospective at the Whitney Museum in New York http://whitney.org/www/exhibition/eggleston.jsp.
The Getty Museum in L.A. also has his work on display, the link below from the Getty has a detailed biography on Eggleston: