Here are some facts about Megara:
* Megara was founded in the 11th century BC by Megareus. The city was named after him.
* Megara was a major trading center. It was located on the Isthmus of Corinth, which was a narrow strip of land that connected the Peloponnese to mainland Greece. This made Megara a strategic location for trade between the two regions.
* Megara was also a center of culture and learning. The city was home to a number of著名 schools, including the Megarian school of philosophy.
* Megara was a powerful military city-state. It was a member of the Peloponnesian League, and fought against Athens in the Peloponnesian War.
* Megara was eventually conquered by Rome in 146 BC. The city continued to exist as a Roman colony, but it never regained its former glory.
Today, Megara is a small town in Greece. It is a popular tourist destination, and visitors can still see the ruins of the ancient city.