Possible spoilers ahead...
What you'll see at that link are a series of photos detailing the building of one of the sets along with some concept art. We do know that some of the film will take place in WWII POW camp (read more about that here).
From the look of one of those pictures, it seems Logan will be imprisoned at the bottom of a well and he'll be getting a front row seat to the atomic bomb.
The Wolverine has just started filming for a release on July 26, 2013.
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