All these fighter jets, war planes and attack helicopters are on display at Russia's Central Air Force museum just outside of Moscow. They're advanced killing machines. And yet this drone footage makes them look so peaceful. See more >
This image, taken by Expedition 41 aboard the International Space Station, looks like the fine artwork of some extra-terrestrial landscape, but it's actually decades old scarred earth and entrenchments of warfare along the Iraq/Iran border. Read more >
NATO formally ended combat operations at the end of 2014, but the U.S. military couldn't just leave. No, it was a massive operation, one that took three years of planning and cost an estimated £18.6 billion—just to get out.