The history of the Mediterranean Sea is the history of naval development and armament. Ships played an important part in the Persian Wars of the Greek city states against the Persian Empire as well as in the Peloponnese War between Sparta and Athens and their allies. The Punic Wars of the Romans saw a lot of naval action as well as their in-house squabbles leading up to Octavian taking power as Emperor Augustus.
There are Princes and Princesses, and then there are Princes and Princesses. Some are Royal or more, some are not. The problem lies in geography. Depending on where the title came from, the title of Prince does not mean the same thing. The puzzle can be solved given some knowledge of geography and history, and quite some of the muddle derived from translating foreign titles into English.
The Acropolis has become the byword for Athens, though every Greek city sported an acropolis, an upper town. The Athenian Acropolis was built and destroyed several times during its 7,500 years of history and it found many uses. What sticks in the mind, though, is the moment when the Venetians blew it up.