Portage – A further advantage of the clinker approach to shipbuilding was that it manufactured lighter vessels that allowed the Vikings to make use of portages (i.e., carry their longboats over land) around impassable stretches of drinking water which were frozen above or dried up and amongst bodies of h2o. https://trendspure.com/unlock-your-dream-home-longboat-key-condos-and-homes-for-sale/