| Answer | Crossword Clue |
|---|---|
| DESOTO | He discovered the Mississippi. |
| DESOTO | He discovered the Mississippi |
| DESOTO | Spanish explorer who discovered the Mississippi |
| AMERIGOVESPUCCI | He discovered the Amazon |
| CARTIER | He discovered the St. Lawrence, 1534. |
| PTOLEMY | He discovered evection, the irregularity in the moon's orbit |
