by “When Paul arrived in 51 CE, the Corinth he saw was little more than 100 years old, but was five times as large as Athens and the capital of the province. Ancient Corinth, the original Corinth, founded in the 10th Century BCE, had been the richest port and the largest city in ancient Greece.
Corinth is most known for being a city-state that, at one time, had control of two strategic ports. They were both important because they were key stops on two important ancient trade routes
The Corinthians worshiped Poseidon The patron god of Thebes was Apollo and Dionysus, also called Bacchus and Iacchos.
The ancient Greek city of Corinth acquired something of a proverbial reputation for sexual promiscuity, and modern biblical scholarship has frequently reiterated a view of the city as a particular hotbed of immorality and vice. Yet even if the proverbial ancient remarks are accurate, they refer to the period before 146 B.C.E., and there is little to suggest that first-century Roman Corinth was significantly different in this regard from any other city in the empire at the time.
Like other such cities, Corinth was a place of religious variety, with the worship of traditional gods and goddesses from Greek and Roman religions, local deities and heroes, and divinities from further east, such as the Egyptian deities Isis and Serapis. Roman cults were especially important to the city’s elite, and the imperial cult—in which the Emperor, his ancestors, and his family were venerated”
Virtual tour of ancient Corinth