You would be amazed at what's on the shelves nowadays...

The smart adventurer knows that you can never be too prepared. The well-financed ones may actually be able to see if this is true.

There are hundreds of "interesting" items to be had, if you have the money and know where to find them. Need a Warsaw Pact tank? They're on the market. Bomb-disposal robots? Gyrostabilized binoculars? A miniature nuclear sub? They're out there, and they're in here, for your reference, and theirs...