| Answer | Crossword Clue |
|---|---|
| SOUTHPOLE | Point of the Earth's axis |
| POLARCAP | Icy formation at either extremity of the Earth's axis |
| TILT | Feature of the earth's axis that causes the seasons |
| POLE | Region near the earth's axis. |
| DEADSEA | The lowest point on the earth's surface |
| DEEP | Challenger ... (lowest known point in the earth's oceans) |
