13.07.2007, Riedlingen, Baden-Wurttemberg, Germany - Ring of keys. (keys, bunch of keys, bunch, security, access, open, close, lock, locking, old, new, safety keys, key ring, ring, ring of keys, metal, scratches, rust, rusty, rusting, many, lots, multitude, symbol, symbolic, symbolical, studio shot, nobody, background, key chain, key, surface, horizontal) 0CU070827D308CAROE.JPG [MODEL RELEASE: NOT APPLICABLE, PROPERTY RELEASE: NO (c) caro images / Ulrich, http://www.caro-images.com, [email protected] - In case of using the picture for any non-editorial purpose, please contact the agency - the picture is subject to royalty!]