Greta Thunberg's boat sails through New York Harbor The boat of Swedish climate activist Greta Thunberg passes the Statue of Liberty before arriving in New York. The 16-year-old completed a 15-day journey crossing the Atlantic in a zero-carbon yacht. "Land!! The lights of Long Island and New York City ahead," she tweeted early Wednesday. She later wrote on Twitter that her yacht had anchored off the entertainment district of Coney Island in Brooklyn to clear customs and immigration. IMAGES AND SOUNDBITES