An aluminium yacht is light and strong enough to withstand a lot the oceans throw at you. The Koopmans 49 is one of the best, if not the best, option if you are serious about circumnavigating the globe. This is a boat
for real sailors. Fast, safe and good looking. With all the comfort you need for a long stay onboard.
Check out the DIY
link below for pictures and specifications.
Koopmans 49 one-off