Mumbai is the most populous city in India, located on the west coast along the Arabian Sea. It was originally composed of seven islands that have been joined together over time through land reclamation and construction projects. The city has a deep natural harbor and is a major economic center, with the highest GDP of any city in South or Central Asia. Mumbai has a tropical climate with high temperatures and humidity year-round, as well as heavy rainfall during the summer months. The city has a population density of over 46,000 people per square kilometer in some areas and is extremely crowded, with over 40% of residents living in slums. Mumbai has a diverse population and is a cosmopolitan city representing many religions and