Svante and Greta Thunberg on deck with Nikki at the helm, Riley, Elayna and baby Lenny of Sailing La Vagabonde YouTube fame.

50-knot squalls, lightning and wind holes meant crossing the Atlantic with climate activist Greta Thunberg was far from plain sailing for Nikki Henderson

whales have been known to interact with yachts

With reports of orcas ‘attacking’ yachts off the Spanish coast, Katy Stickland investigates what may be driving the whales’ behaviour and what steps cruisers can take to avoid an encounter