From the LA Times 2004:

But to walk through the Smithsonian’s primary off-site storage facility is to enter a world out of some fevered imagination. Round one corner and you are facing drawer after drawer of slides containing seemingly every type of flea. Round another and you are peering into a carbon dioxide-cooled steel and glass case housing rocks from outer space.

Then there is Pod Three — known as “the wet pod,” said Pecor, who helps maintain the U.S. government’s mosquito collection there. But equally vast and entrancing is Pod Four, where such oversize items as petrified tree [...]