The NASM is the world's largest, most-visited collection of historical aircraft and spacecraft, and commemorate major milestones in flight and space exploration. This beautifully packaged, informative, square wall calendar with stunning photographs, displays museum's most important artifacts.
![Smithsonian National Air and Space Museum 2019 12 x 12 Inch Monthly Square Wall Calendar by Hachette, NASM Aircraft Spacecraft History](https://blog.browntrout.com/wp-content/uploads/2018/05/9781975403966_1-604x270.jpg)