Yachting Monthly 0shares 50-knot squalls, lightning and wind holes meant crossing the Atlantic with climate activist Greta Thunberg was far from plain sailing for Nikki Henderson Svante and Greta Thunberg on deck with Nikki at the helm, Riley, Elayna and baby Lenny of Sailing La Vagabonde YouTube fame. Credit: Sailing La Vagabonde Atlantic challenges with Greta Thunberg ‘There is a feeling on board that we are ab out to achieve something special. We have made the impossible possible,’ I blogged, when we were two days out of Lisbon. Delivering Greta Thunberg across the North Atlantic in November 2019 was inevitably going to be tough, especially considering the time of year.