Buy a vintage military airplane for 25

Popular Science 

Just don't expect to fly any of these Cold War relics. Breakthroughs, discoveries, and DIY tips sent every weekday. Over a dozen vintage planes are currently scattered across an aircraft boneyard in northern Wyoming. If you can travel about 85 miles east of Yellowstone National Park to Big Horn County, relics such as a Lockheed P-2 Neptune could be yours for as low as $25--just don't expect to fly away in any of your new purchases. But they're county assets, and the county is selling them," Big Horn County Airport manager Paul Thur told Wyoming's earlier this month.