Teenage environmentalist Greta Thunberg has completed her Atlantic crossing from Plymouth in the UK.
She's tweeted a photo of herself with the New York skyline.
— Greta Thunberg (@GretaThunberg) August 28, 2019
She's travelled to the US on a yacht to attend a UN summit on zero-emissions as she refuses to fly because of the damage caused to the climate.
The Swedish teenager has organised school strikes over recent months in demonstration at the inactivity of world leaders to tackle global warming.