Two boats that I find interesting:
The Ultimate Cold Water Cruiser:
From here:
MY SILA INUA motor yacht for sale | De Valk Yacht broker
More information on boat (many neat features) Here:
http://silainua.org/answers/
The Ultimate Efficient Long Range Cruiser: (Just launched, in sea trials)
From here:
https://www.facebook.com/pages/Artna...00243140002724