Checkout this B-29 named "Spearhead" with the 5th Marine insignia on the right side, and a painting on the left side of Joe Rosenthal's infamous photograph of the flag raising on Iwo. Done in tribute to what the Marine's sacrificed so the B-29s could have a place of refuge if something happened, and a base for their escorts.
Pacific Wrecks - B-29-70-BW "The Spearhead" Serial Number 44-69975