 Barcelona is served by Barcelona Al Prat Airport, about 17 kilometers from the center of Barcelona. It is the second largest airport in Spain, and the largest on the Mediterranean coast, which handled more than 50.17 million passengers in 2018, showing an annual upward trend. It is a main hub for vooling airlines and Ryanair, and also a focus for Iberia and Air Europa. The airport mainly serves domestic and European destinations, although some airlines offer destinations in Latin America, Asia and the United States. The airport is connected to the city by highway, metro, commuter train and scheduled bus service. A new terminal has been built, and entered service on June 17, 2009. Some low-cost airlines also use Girona Costa Brava Airport, about 90 kilometers to the north, Rios Airport, 77 kilometers to the south, or Yedda-Alguer Airport, about 150 kilometers to the west of the city. Sabadell Airport is a smaller airport in the nearby town of Sabadell, devoted to pilot training, aerotaxi and private flights. The port of Barcelona has a 2000-year-old history and a great contemporary commercial importance. It is Europe's ninth largest container port, with a trade volume of 1.72 million teos in 2013. The port is managed by the port authority of Barcelona. Its 10 square kilometers are divided into three zones, Port Vell, the commercial port and the logistics port. The port is undergoing an enlargement that will double its size thanks to diverting the mouth of the Lubragat River 2 kilometers to the south. The Barcelona harbor is the leading European cruiser port, and a most important Mediterranean turnaround base. In 2013, 3.6 million of pleasure cruises passengers used services of the port of Barcelona. The Port Vell area also houses the Merri Magnum, a multiplex cinema, the IMAX Port Vell and one of Europe's largest aquariums, Aquarium Barcelona, containing 8,000 fish and 11 sharks contained in 22 basins filled with 4 million liters of seawater. The Merri Magnum, being situated within the confines of the port, is the only commercial mall in the city that can open on Sundays and public holidays. Barcelona is a major hub for RINF, the Spanish state railway network. The city's main inner city rail station is Barcelona Sants Railway Station, whilst the Stasio de França Terminus serves a secondary role handling suburban, regional and medium-distance services. Freight services operate to local industries and to the port of Barcelona. RINF's high-speed rail system, which is designed for speeds of 310 kilometers per hour, was extended from Madrid to Barcelona in 2008 in the form of the Madrid-Barcelona high-speed rail line. A shared RINF-SNCF high-speed rail connecting Barcelona and France was launched in 2013. Both these lines serve Barcelona Sants Terminal Station. Barcelona is served by an extensive local public transport network that includes a metro system, a bus network, a regional railway system, trams, funiculars, rack railways, a gondola lift and aerial cable cars. These networks and lines are run by a number of different operators but they are integrated into a coordinated fare system, administered by the Autaratat del Transport Metropolitan. The system is divided into fare zones and various integrated travel cards are available. The Barcelona metro network comprises 12 lines, identified by an L followed by the line number as well as by individual colors. The metro largely runs underground, eight metro lines are operated on dedicated track by the transport's metropolitan to Barcelona, whilst four lines are operated by the ferrocarros de la Generalitat de Catalunya and some of them share tracks with RINF commuter lines. In addition to the city metro, several regional rail lines operated by RINFs Rodales de Catalunya run across the city, providing connections to outlying towns in the surrounding region. The city's two modern tram systems, Trambaix and Trambesos, are operated by Tramet. A heritage tram line, the Trambia Blau, also operates between the metro line 7 and the funicular del Tibidabo. Barcelona's metro and rail system is supplemented by several aerial cable cars, funiculars and rack railways that provide connections to mountaintop stations. FGC operates the funicular de Tibidabo up the hill of Tibidabo and the funicular de Vibadrera, while TMB runs the funicular de Montjuic up Montjuic. The city has two aerial cable cars, the Montjuic cable car, which serves Montjuic Castle, and the port-velle aerial tramway that runs via Torri Jaume I and Torri San Sebastià over the port. Buses in Barcelona are a major form of public transport, with extensive local, interurban and night bus networks. Most local services are operated by the TMB, although some other services are operated by a number of private companies, albeit still within the ATM fare structure. A separate private bus line, known as Aerobus, links the airport with the city center, with its own fare structure. The Estacio del Nor, a former railway station which was renovated for the 1992 Olympic Games, now serves as the terminus for long-distance and regional bus services. Barcelona has a metered taxi fleet governed by the Anstí two metropolitan del taxi, composed of more than 10,000 cars. Most of the licenses are in the hands of self-employed drivers. With their black and yellow livery, Barcelona's taxis are easily spotted, and can be caught from one of many taxi ranks, hailed on street, called by telephone or via app. On March 22, 2007, Barcelona City Council started the biasing service, a bicycle service understood as a public transport. Once the user has their user card, they can take a bicycle from any of the more than 400 stations spread around the city and use it anywhere the urban area of the city, and then leave it at another station. The service has been a success, with 50,000 subscribed users in three months. Barcelona lies on three international routes, including European Route E15 that follows the Mediterranean coast, European Route E90 to Madrid and Lisbon, and European Route E09 to Paris. It is also served by a comprehensive network of motorways and highways throughout the metropolitan area, including A2, A7AP7, C16, C17, C31, C32, C33, C60. The city is circled by three half-ring roads or bypasses, Rhonda de Dalt, Rhonda del Litoral and Rhonda del Meg, two partially covered fast highways with several exits that bypass the city. The city's main arteries include Diagonal Avenue, which crosses it diagonally, Maradona Avenue which leads to glories and connects with Diagonal Avenue and Gran Vía de Ley Cortes Catalanes, which crosses the city from east to west, passing through its center. The famous boulevard of La Rambla, whilst no longer an important vehicular route, remains an important pedestrian route.