Pech River Valley in northeastern Afghanistan. A movie called "Restrepo" was filmed there by Sebastian Junger and Tim Hetherington. It has sometimes been called "the valley of death". (See maps, news articles, reports, and other information about the Korengal Valley). A recent news report provides some background about the Korengal Valley in "Heart of Darkness: Into Afghanistan's Taliban Valley", The Daily Beast, November 15, 2014.