It is called "KASTRO" and it is pronounced exactly like "Fidel Castro".
The fortress can also be called a citadel. Hope this helps :)
It's called a FORTRESS.
The governor of a Spanish fortress might be called a Captain. The governor of a Spanish fortress might also be called a Conquistador or a General.
KAVALA
A fortress where a knight might live is called a castle.
In Greek, a fortress on a high hill is called an "Acropolis." The term derives from the words "akron," meaning "high" or "top," and "polis," meaning "city." The most famous example is the Acropolis of Athens, which served as a religious and cultural center in ancient Greece.
It's called a FORTRESS.
Acro Polis
Acro Polis
The people that are from Greece are called Greeks.
The Fortress of Solitude
Barracks