Exhibit in the Cleveland Museum of Art, Cleveland, Ohio, USA. Photography was permitted in the museum without restriction. This artwork is old enough so that it is in the public domain. [Daderot / Own work -- CC0 -- http://commons.wikimedia.org/wiki/File:Ceremonial Cross of Count Liudolf, shortly after 1038, German, Lower Saxony, gold with enamel, gems, and pearls over wood core - Cleveland Museum of Art - DSC08525.JPG]