| We encountered many of them during the walk, along with the plethora of round Martello tower fortifications and Jersey's impressive castles. |
| The enemy would be checked by a series of hinterland fortifications while the field army closed in. |
| Another mortar blast struck a tree looking down over the trenches, scattering fragments of shrapnel all down into the fortifications. |
| He knew how to cut off water to besieged fortifications, and how to construct bridges, mantlets, scaling ladders, and other instruments. |
| Indeed, mainland Scotland boasts some very unusual prehistoric fortifications, built like towers without mortar, and known as brochs. |
| Improved protective designs for field fortifications and base camps have been developed for field forces. |
