| Answer | Crossword Clue |
|---|---|
| DESOTO | First European to see the Mississippi |
| ALONSO | Explorer ... Álvarez de Pineda, first European to see the Mississippi |
| DESOTO | First European to cross the Mississippi |
| DESOTO | First white man to see the Mississippi. |
| TASMAN | First European explorer to see New Zealand |
| EADS | ... Bridge, first to span the Mississippi at St. Louis |
| HOOVERDATUM | "The first occupant of the White House to be born west of the Mississippi River," e.g.? |
