Download key generator for C-Map 93 and World Maps
Quote: C-Map Vector-based Electronic Navigation Charts provide unequalled levels of accuracy and coverage for chartplotters and PCs.
So if you're in need of a navigation system for your boat, or are just really interested in nautical charts, this is for you!
So, here's C-Map 93, 3rd Edition and All of the worldwide charts. Along with a quick getting started guide, which you really should read if you want this to work.
I'm not sure if this will work with Vista/7, but it works fine with 95-XP.