AI am doing a chocolate cake that needs to be carved into a pirate ship. Suggestions? I have a few ideas in mind but not sure. Any help would be great. Thanks.

This one is quite dense and is good for carving.

http://image.guardian.co.uk/sys-files/Guardian/documents/2008/10/13/Birthday_Cake.pdf

A friend who made it subbed cocoa powder for some of the flour - depending on taste.