Phoenix Sky Harbor International Airport, commonly referred to as Sky Harbor Airport or simply Sky Harbor, is a civil–military public airport 3 miles east of downtown Phoenix, in Maricopa County, Arizona, United States. It is Arizona's largest and busiest airport, and among the largest commercial airports in the United States; in 2021, PHX was the 8th-busiest airport in the United States and 22nd-busiest in the world. The airport serves as a hub for American Airlines and a base for Southwest Airlines.
The Phoenix Metropolitan Area, also known as the Valley of the Sun, the Salt River Valley, Metro Phoenix, or The Valley, is the largest metropolitan statistical area in the Southwestern United States, with its largest principal city being the city of Phoenix. It includes much of central Arizona. The United States Office of Management and Budget designates the area as the Phoenix-Mesa-Chandler Metropolitan Statistical Area (MSA), defining it as Maricopa and Pinal counties. It anchors the Arizona Sun Corridor megaregion along with the second-most populous metropolitan area in the state, the Tucson metropolitan area. The gross domestic product of the Phoenix Metropolitan Area was $255 billion in 2018, 16th-largest amongst metro areas in the United States.
MetroLink is the Greater St. Louis Metropolitan mass transit system serving Missouri and the Metro East area of Illinois. The system consists of two rail lines connecting St. Louis Lambert International Airport and Shrewsbury, Missouri, with Scott Air Force Base near Shiloh, Illinois, Washington University, Forest Park, and Downtown St. Louis. The system operates as underground subway in Downtown St. Louis and as underground subway through portions near Forest Park and Clayton to the west. The system features 38 stations and is the only light rail system in the United States to cross state lines. In 2022, the system had a ridership of 6,702,600, or about per weekday as of the first quarter of 2023. As of the third quarter of 2020, it is second only to Minneapolis Metro Transit in the Midwestern United States in terms of light rail ridership, and is the 11th-largest light rail system in the country.
An elevated railway or elevated train is a railway with the tracks above street level on a viaduct or other elevated structure. The railway may be broad-gauge, standard-gauge or narrow-gauge railway, light rail, monorail, or a suspension railway. Elevated railways are normally found in urban areas where there would otherwise be multiple level crossings. Usually, the tracks of elevated railways that run on steel viaducts can be seen from street level.
An airport rail link is a service providing passenger rail transport from an airport to a nearby city by mainline or commuter trains, rapid transit, people mover, or light rail. Direct links operate straight to the airport terminal, while other systems require an intermediate use of people mover or shuttle bus.
The Valley Metro Regional Public Transportation Authority, more popularly known as Valley Metro, is the unified public brand of the regional transit system for the Phoenix metropolitan area. Within the system, it is divided between Valley Metro Bus, which runs all bus operations, and Valley Metro Rail, which is responsible for light rail operations in the Valley. In 2022, the combined bus and rail system had a ridership of 33,944,600, or about 104,700 per weekday as of the first quarter of 2023.
Phoenix Union Station is a former train station at 401 South 4th Avenue in downtown Phoenix, Arizona, United States. From 1971 to 1996 it was an Amtrak station. Until 1971, it was a railroad stop for the Santa Fe and Southern Pacific Railroads. Union Station was served by Amtrak's Los Angeles–New Orleans Sunset Limited and Los Angeles–Chicago Texas Eagle. The station is on the National Register of Historic Places.
Valley Metro Rail is a 28.2-mile (45 km) light rail line serving the cities of Phoenix, Tempe, and Mesa in Arizona, USA. The network, which is part of the Valley Metro public transit system, began operations on December 27, 2008. In 2022, the system had a ridership of 9,108,600, or about 30,700 per weekday as of the first quarter of 2023.
RTD Bus and Rail is a transit system in the Denver, Colorado, metropolitan area. Operated by the Regional Transportation District (RTD), it currently runs 86 local, 23 regional, 14 limited, and 3 skyRide bus routes plus some special services. It also includes 6 light rail lines and an additional 4 commuter rail lines with 78 stations and 113.1 miles (182.0 km) of track.
Tempe station is a former train station in Tempe, Arizona. Previously, Amtrak's Sunset Limited and Texas Eagle trains stopped at the station, but they were shifted to a more southerly route in June 1996. However, an Amtrak Thruway shuttle route connects the station to the Maricopa station on the new routing.
The transportation system of Arizona comprises car, rail, air, bus, and bicycle transport.
3rd Street/Jefferson station and 3rd Street/Washington station, collectively known as Convention Center/Ballpark/Arena, are a pair of light rail stations on Valley Metro Rail in Phoenix, Arizona, United States. They are the fifteenth stop westbound and the fourteenth stop eastbound on the initial 20-mile (32 km) rail segment. The station has two platforms, the westbound platform which is located on 3rd Street and Washington Street, and the eastbound platform on 3rd Street and Jefferson Street, approximately 500 feet (150 m) apart.
24th Street/Jefferson station and 24th Street/Washington station are a pair of light rail stations on the Valley Metro Rail in Phoenix, Arizona, United States. They are the thirteenth stop westbound and the sixteenth stop eastbound on the initial 20-mile (32 km) starter line. This station is split between two platforms, the westbound platform which is located on Washington Street at 24th Street and the eastbound platform located on Jefferson Street at 24th Street, approximately 400 feet (120 m) apart from one another.
Veterans Way/College Ave, also known as the Tempe Transportation Center, is a regional transportation center on Valley Metro Rail in Tempe, Arizona, United States. As part of the regional transportation system, it is also the location of stops on multiple bus routes. A bike station is located here.
Transportation in Phoenix, Arizona is primarily via private cars. Public transport is run under the brand Valley Metro, and consists of buses and a light rail system.
The PHX Sky Train is an electric people mover at Phoenix Sky Harbor International Airport in Phoenix, Arizona. The initial segment opened to the public on April 8, 2013. The first extension to Terminal 3 opened on December 8, 2014, and the second extension to the Rental Car Center opened on December 20, 2022. The 24/7 service operates free of charge, with trains running every 3–5 minutes.
Escondido Transit Center is a bus and train station located in Downtown Escondido, California. It serves as the current eastern terminus of the North County Transit District's SPRINTER light rail line and the northern terminus of the BREEZE Rapid bus rapid transit line. There are plans to extend the SPRINTER service to the Westfield North County mall in southern Escondido, north of Lake Hodges.
The following is a timeline of the history of the city of Phoenix, Arizona, United States.
There is a current proposal to bring commuter rail service to the Phoenix metropolitan area.
PHX Sky Harbor Airport
Valley Metro Bus: 1, 32, 44 [1] 
[3] 