| The 3,000 foot Mount la Difensa was nearly unscalable, but scale it they did. |
| Like those of the tower, its walls were smooth and absolutely unscalable. |
| Cold, aching, and exhausted I swam in past the unscalable hulls of the ships toward the stone wall of the quay. |
| The bridge was four miles above, but unscalable walls made it impossible for him to reach that. |
| On the right ran the wall of the stockade, impenetrable and unscalable, and it was a long two miles to the north gate. |
| Anthak lost track of the time as he watched, until with a start he noticed that he could see the top of what had been an unscalable crag only this morning. |
