Astonishing tornado picture

Link to a picture of a tornado nearing Denver International Airport that is just plain astonishing.  The core circulation under the cloud is visible through a nearly transparent rotating vortex reaching down to the ground.

Tornado near Denver International Airport.

Found via this article:  Staring into the Belly of the Tornadic Beast


As long as you've got a definite escape route, this is a remarkable phenomenon of nature to witness.