As in gymnosperms, the ovule becomes a seed, encasing the embryo and endosperm in a seed coat. But unlike gymnosperms, in angiosperms the ovary containing the ovules develops into a fruit after fertilization.
Captain James Cook was the first to cross the Antarctic Circle, doing so in 1773. However, pack ice and the freezing of his ship's sails prevented him from reaching the Antarctic continent itself. The same thing happened when he again crossed the Antarctic Circle a year later.
The first explorers of the Arctic were Vikings. Norwegians visited the northern regions in the 9th century, and Erik the Red (Icelander) established a settlement in Greenland in 982. In 1909, after numerous attempts by regional explorers, Robert E. Peary reached the North Pole.