 £5.2 million was invested in improving the airport terminal, while Main Street was refurbished and pedestrianised.A number of old garrison buildings were redeveloped for leisure and retail use, notably the area around Grand Casemates Square, which was formerly used as a car park.The tourism improvement programme led to a major increase in visitor numbers, which rose from four million in 1996 to seven million in 2001 and overnight stays also rose by 30%.