Tus Hero thiab Crow - Daniel Kopniak

Lwm tus qauv Daniel, lub sijhawm no nws yog Wrona-bis glider.

"Hais txog lub rooj cob qhia" - ntu "Tus Kws Lij Choj Hluas", qhov uas peb tshaj tawm cov khoom uas pab peb tsim cov haujlwm nthuav dav ntawm peb tus kheej - los ntawm cov choj sib tw, los ntawm cov qauv glider, mus rau volcanic dummies. Hauv seem "Cov Neeg Nyeem Ntawv Cov Haujlwm", peb nthuav tawm cov duab thiab cov yeeb yaj kiab ntawm cov teebmeem ntawm peb cov neeg nyeem cov haujlwm.