A view from across the reflecting pool of the "Remembering September 11" concert by the Wordless Music Orchestra — conducted by Ryan McAdams, presented at The Temple of Dendur in The Metropolitan Museum of Art in Manhattan on Sept. 11, 2011. Melanie Burford for NPR hide caption

itoggle caption Melanie Burford for NPR

William Blake's 'Los,' from the poet and artist's mythological work. Ned Rorem sets words from Blake's 'Proverbs of Hell' within his song cycle 'Aftermath.' Wikimedia hide caption

itoggle caption Wikimedia