aircraft punches "hole in sky"

[Phil Bunch]

Interesting meteorological phenomenon:

http://epod.usra.edu/blog/2011/05/hole-punch-and-fall-streak-over-grimsby-uk.html

This "earth picture of the day" site is something I visit each day, often finding quite interesting photos and text as well as some interesting links.  It's about all sorts of earth-related things, from rocks to clouds to atmospheric optics, etc.