Here's one interesting boat.
I've never seen anything else like it. I actually think it would be great little boat for protected waters.

A double ender that looks like it could travel in either direction depending whether you want forward or reverse slanting windows.
http://yachthub.com/list/yachts-for-sal ... n-8/129594
Used Finn 8 for Sale | Yachts For Sale | Yachthub

Sorry - I couldn't load the pic's.