Mumbai, formerly Bombay, is one of Maharashtra's most populous cities. It is the entertainment and financial hub and is well known as the "city of dreams". It is one of the biggest metropolises in India, people that strive day and night to realize their aspirations constitute the majority in this city. The colonial architecture in Mumbai is some of the best that you’ll witness, and if you explore some obscure lanes through a cab service in Mumbai, you will find a variety of unique bazaars, temples, upscale restaurants, and a vibrant nightlife.