One of the most populated cities in the world, Los-Angeles often called by its initial “LA” is a city in Southern California in the United State.
The city, is the most populous city in California and second most most populated after in New York the United State with a collated population of over 4 million people.The city is popularly known for its ethnic diversity,Hollywood center,sprawling metropolis and commercial and finance center.
LA has a complex multimodal transportation infrastructure, which serves as a regional, national and international hub for passenger and freight traffic.
The system includes the United States’ largest port complex; an extensive freight and passenger rail infrastructure, including light rail lines and subway lines; numerous airports and bus lines; Transportation Network Companies; and an extensive freeway and road system.
People in Los Angeles rely on cars as the dominant mode of transportation,  but starting in 1990 Los Angeles Metro Rail has built over one hundred miles (160 km) of light and heavy rail serving more and more parts of Los Angeles.
The city is known for is traffic congestion has many commercial and finance activities takes place majorly in the city. LA as five commercial airport and many more general aviation,The primary Los Angeles airport is Los Angeles International Airport (LAX). The seventh busiest commercial airport in the world and the third busiest in the United States, LAX handled 61.9 million passengers, 1.884 million metric tons (2.077 million short tons; 1.854 million long tons) of cargo and 680,954 aircraft movements in 2007.
Other major nearby commercial airports include: LA/Ontario International Airport (serves the Inland Empire); Bob Hope Airport (formerly known as Burbank Airport; serves the San Fernando and San Gabriel Valleys); Long Beach Airport (serves the Long Beach/Harbor area); and John Wayne Airport (serves the Orange County area).
The world’s busiest general-aviation airport is also located in Los Angeles, Van Nuys Airport. Santa Monica Airport is also located near Los Angeles.Many people believes what thrifted people to the city, is because of the Mediterranean climate, Hollywood center and the commercial activities which make the city so congested that an report said that driver spend an average of 119 hours in a year in LA traffic.