In the December 2006 issue of Smithosonian, I found the linked photograph. The ice cone looks nearly identical to the cones at Monument and Fairyland. The article is "Antarctica Erupts!" by Laura Helmuth and George Steinmetz. Jeff Cross jacross at lamar.colostate.edu http://www.smithsonianmag.com/issues/2006/december/antarctica.php?page=popup&image=3