The only full-scale mockup of the Grumman X-29 has returned to Long Island after spending 25 years on exhibit at the Smithsonian National Air and Space Museum in Washington, D.C.
![11500[1]](http://alert5.com/wp-content/uploads/2011/09/115001-500x332.jpg)
The aircraft is now on display at the Cradle of Aviation Museum in Garden City, N.Y.