25 September 08 Opertus Lunula Umbra (Hidden shadow of the Moon) U-Ram Choe, ‘Opertus Lunula Umbra (Hidden shadow of the Moon)’, 25/09/2008. Photo: Carol Ramsay. Courtesy: FACT, Wood Street, Liverpool. Amazing mechanical ‘made up’ creature, part of Liverpool Biennial 2008. 0 Comments