This appears near the edge of a particular south-viewing birds-eye view photo. Due to Bing's feature in showing us the "best" photo based on the URL's coordinates, the link will not open directly to this photo. You will have to play around with the south views until it appears.
Airplanes - Military - Parked - Bombers, Airplanes - Classic Aircraft
Links: en.wikipedia.org
By: milwhcky
http://en.wikipedia.org/wiki/Liberty_Belle_(B-17_Flying_Fortress)