Milan is the second largest city in Italy. It is the official capital of Milan and Lombardy. It is also the largest Italian metropolitan area, and one of the largest financial and commercial centers in the world. The history of Milan goes back to the Roman era; Its ancient history is reflected in the city's shape and architectural designs, where the Romans colonized the city in 222 BC and called it "Mediolanum" (English: Mediolanum), while the name Milan is derived from the Celtic language, which means "in the middle of the plain". Milan is an easily accessible area thanks to its interconnected design. The city is located along the main infrastructure axes of European countries. Today, Milan is famous for being the capital of fashion, music, culture, industry, education, transportation, and beautiful architecture.