History of Nottingham again as air raid shelters during World War II. A section of the cave network under the Broadmarsh Shopping Centre is now open as a tourist attraction, and some parts are still used as pub cellars. Another section of the caves, under the castle, is still in regular use as the indoor rifle range of the Nottingham Rifle Club. In addition, Ye Olde Trip to Jerusalem Inn, a pub that claims to be the oldest in Britain, is partly built into the cave system below the castle and still retains access from the beer cellars to the castle through the
Nottingham education and training for adults aged over sixteen. Nottingham also has a number of independent schools, with Nottingham High School—which was founded in 1513—being the city's oldest educational establishment. In 2010, Nottingham City Council announced that the target sectors of their economic development strategy would include low-carbon technologies; digital media; life sciences; financial and business services; and retail and leisure. Nottingham is home to the headquarters of several companies. These include Alliance Boots (formerly Boots the Chemists); Chinook Sciences; GM (cricket bats); Pedigree pet food; VF Cooperation (American clothing); Changan Automobile (Chinese-made automobiles); the credit reference agency Experian; energy company