London and into the Home Counties with a branch to Heathrow Airport. It is Europe's biggest construction project, with a £15 billion projected cost. London is the centre of the National Rail network, with 70 per cent of rail journeys starting or ending in London. Like suburban rail services, regional and inter-city trains depart from several termini around the city centre, linking London with the rest of Britain including Birmingham, Brighton, Reading, Bristol, Cardiff, Derby, Exeter, Sheffield, Southampton, Leeds, Liverpool, Manchester, Cambridge, Newcastle upon Tyne, Edinburgh and Glasgow. Some international railway services to Continental Europe were operated during the 20th century
Groton–New London Airport The station had one airplane assigned, a GH Howard. In March 1944, station personnel consisted of 87 officers and 678 enlisted men with barracks for 114 officers and 1,091 men. The peak number of aircraft reached 114 in March 1945. Groton had three concrete runways: two of 4,000 feet and one of 5,000 ft. In July 1946, the Navy returned the airport to the State of Connecticut. In 1980, the name of the airport changed to Groton–New London Airport. Today, the airport is one of two state-owned airports with commercial air carrier service. The funds necessary to operate Groton–New London