A fortified gate
The fortified gate - an element of permanent fortification, the gate leading to the interior of the defensive perimeter. Occurs from antiquity to modern times and takes many forms, from a simple, closed entry, to a complex defense team, consisting of many elements.
Early forms of fortified gates were usually in the form of a tower with a guard room; more developed forms were shielded by the so-called przedbramiem, from which the barbican developed. To protect the gates, almost all fortification elements were used:
In the modern fortification, the gates were usually placed in the curtain of the embankment and covered with ravelins.
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