Twenty Three Minutes

We think of the landscape as something that doesn't change.  Or if it does, it changes over long periods of time.  The sky is a different story.  I think we all know and see the sky changing.  But still, we notice it's changes over longer periods of times - like hours - and mostly when something big is happening, like a storm front blowing in or clearing out.  On a normal late October sunny day, the sky will change for sure.  But how fast does it change?  And how much change could there possibly be in twenty three minutes?

Read the entire story and see additional images here at Twenty Three Minutes.