Torn down, rebuilt, redesigned, and, finally, wrenched into the late 20th century by I.M. Pei's controversial glass pyramid, the Louvre is an evolving work of art. (This book looks like the sort a parent leaves open on a coffee table, attempting to edify the children, but note the two or three full-page reproductions of artworks depicting tumescent male organs.) --Peggy Moorman (retrieved from Ama