A U.S. Marine Corps CH-53E Super Stallion helicopter from Marine Medium Helicopter Squadron (HMM) 165 (Reinforced), 15th Marine Expeditionary Unit approaches a landing zone in the Kalam Valley during humanitarian relief efforts Aug. 26, 2010, in Khyber-Pakhtunkhwa province, Pakistan.
(U.S. Marine Corps photo by Capt. Paul Duncan/Released). Original public domain image from Flickr