Sentence examples for impregnable fortress from inspiring English sources
His knowledge was flawed, but substantial — an impregnable fortress.
Inside of this haven, the two of them had built an impregnable fortress of their own.
However much a mirage, the image of an impregnable "fortress" has swayed sentiment and shaped policy.
NEW YORK — The man was, at first, an impregnable fortress of training.
Tora Bora seemed to be an impregnable fortress when Osama bin Laden controlled the high ground.
And when he mounts an attack on what everyone else had assumed was the impregnable fortress of Capital, Capital crumbles.
You find false trails, roads closed for repairs, impregnable fortresses, scouts, armies of memory, and impossible cartography".
In nearby Marvão, the still-impregnable fortress is further testimony to human ingenuity and the longevity of the world outside the bond markets.
Our home was a small research ship, minuscule in comparison to the impregnable ice fortress.
The acting Fifa president, Issa Hayatou, refused to comment on the detail of the latest arrests to rock Fifa's once impregnable Swiss fortress.
Parachuted into the German Alps, they have one day to rescue an American general held in an apparently impregnable mountaintop fortress.
