Mark Gilbert - Doesn't compare to a 30-story deep sink hole, but here's a book review. I haven't read it and won't.
http://www.truthdig.com/arts_culture/item/nigel_warburton_on_why_video_games_are_good_20100812/
Chris - "Taking old World War II photos, Russian photographer Sergey Larenkov carefully photoshops them over more recent shots to make the past come alive."
http://www.mymodernmet.com/profiles/blogs/the-ghosts-of-world-war-iis
A surprisingly visceral experience.
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