Setting up for a large event

The grounds of Knebworth House near the village of Knebworth has become a major venue for open air rock and pop concerts since 1974 when The Allman Brothers Band attracted 60,000 at the first large concert held at the venue. Since then, it has been the scene of outdoor extravaganzas featuring Pink Floyd (1975, 1990), The Rolling Stones (1976), Lynyrd Skynyrd (1976), Genesis (1978, 1990, 1992), Frank Zappa (1978), Led Zeppelin (1979), Mike Oldfield (1980), The Beach Boys (1980), Cliff Richard (1983, 1990), Deep Purple (1985), Queen (1986), Paul McCartney, Eric Clapton, Elton John, Genesis and Dire Straits (1990), Oasis (1996) and Robbie Williams (2003).