Airport rail link Airport), Brussels National Airport railway station (which opened in 1958 and serves Brussels Airport) and Frankfurt Airport regional station (which opened in 1972 and is one of the two railway stations that serve Frankfurt Airport). Integration with intercity services has produced alliances where airlines sell air tickets that include the connecting rail service. Central Europe has seen integration of high-speed rail into airports, with domestic and international TGV and ICE services from Charles de Gaulle Airport in Paris and Frankfurt Airport. Because of this, many airport railway stations have received IATA codes. Yet another option for airports is to use
Cancún International Airport addition of terminal 4 made Cancun International the first airport in Mexico to have four terminals. Cancún International Airport Cancún International Airport () is located in Cancún, Quintana Roo, on the Caribbean coast of Mexico's Yucatán Peninsula. It is Mexico's second busiest airport, after Mexico City International Airport, but the biggest for international passengers. In 2017, Cancún airport handled 23,601,509 passengers, a 10.21% increase compared to 2016. It has two parallel operative runways that can be used simultaneously. The airport was officially opened in 1974. The airport is operated by Grupo Aeroportuario del Sureste (ASUR). It is a focus city