Global cities are major urban centers that have significant influence on international economics, culture, and politics. They serve as hubs for trade, finance, and innovation, attracting businesses and talent from around the world. Examples of global cities include New York, London, and Tokyo, which are known for their diverse populations and vibrant economies. These cities often host multinational corporations, international organizations, and cultural institutions, making them key players in global networks. Their infrastructure, such as airports and public transportation, supports connectivity and accessibility, further enhancing their status as important centers in the global landscape.