Summary: Here's a link to a Wikipedia page on the Hiroshima Peace Memorial Park: http://en.wikipedia.org/wiki/Hiroshima_Peace_Memorial_Park Here's more information on the dome itself: http://en.wikipedia.org/wiki/A-Bomb_Dome There's also a page on the Itsukushima Shrine: http://en.wikipedia.org/wiki/Itsukushima_Shrine Here's a link to the Vari-ND page on the Singh-Ray filters Web site: http://www.singh-ray.com/varind.html
