Most of the novels in the series are action and sexual adventures, with many of the military engagements borrowing liberally from historic ones, such as the trireme battles of ancient Greece and the castle sieges of medieval Europe. Ar, the largest city in known Gor, has resemblances to the ancient city of Rome, and its land empire is opposed by the sea-power of the island of Cos.
Most of the novels in the series are action and sexual adventures, with many of the military engagements borrowing liberally from historic ones, such as the trireme battles of ancient Greece and the castle sieges of medieval Europe Ar, the largest city in known Gor, has resemblances to the ancient city of Rome, and its land empire is opposed by the sea-power o.f the island of Cos.