Beneath the Neon: Life and Death in the Tunnels of Las Vegas is a non-fiction account by author and journalist Matthew O'Brien, with photos by Danny Mollohan. It chronicles the author's time in subterranean Las Vegas. As he pursued a killer who hid in the tunnels, he discovered hundreds of people living underground and interviewed many of them for the book. It was released in June 2007 by Huntington Press.