Crossword 17

4. the expanse of salt water that covers most of the earth's surface and surrounds its land masses.
6. a large natural stream of water flowing in a channel to the sea, a lake, or another river.
7. a piece of land surrounded by water.
9. this man headed the first russian circumnavigation
10. a small, narrow river.
12. a group of islands. a sea or stretch of water containing many islands.
14. a norwegian explorer who was the first to reach the south pole
15. a naturally raised area of land, not as high or craggy as a mountain.

1. a large natural elevation of the earth's surface rising abruptly from the surrounding level; a large steep hill.
2. a piece of land almost surrounded by water or projecting out into a body of water.
3. a russian explorer who discovered the strait between asia and america, later it was named after this discoverer
5. the name of an italian explorer who discovered america
8. a large area of water surrounded by land.
10. a spring or fountainhead from which a river or stream issues
11. the outfall at the lower end of a river or stream, where flowing water is discharged, as into a lake, sea, or ocean: the mouth of the nile
13. a scientist who travelled around asian countries for 24 years