Each state of the United States selects two senators to represent their states in the United States Senate. In 1913, the 17th Amendment[?] to the United States Constitution provided for the direct popular election of senators; prior to this, senators were selected by state legislatures.
... explorer
Robert Edwin Peary, (1856-1920), first man to reach the North Pole
Auguste Piccard, (1884-1962), physicist and explorer
Jacques Piccard[?], (born 1922), ...