Crystal Palace Dinosaurs listed buildings from 1973, extensively restored in 2002, and upgraded to Grade I listed in 2007. The models represent fifteen genera of extinct animals, not all dinosaurs. They are from a wide range of geological ages, and include true dinosaurs, ichthyosaurs, and plesiosaurs mainly from the Mesozoic era, and some mammals from the more recent Cenozoic era. Following the closure of the Great Exhibition in October 1851, Joseph Paxton's Crystal Palace was bought and moved to Penge Place atop Sydenham Hill, South London by the newly formed Crystal Palace Company. The grounds that surrounded it were then extensively renovated and
Crystal Palace National Sports Centre K S Ranjitsinhji. However, the games were little more than exhibition games — and money-making exercises for Dr Grace — and so it quickly lost its first-class status, and with that the ability to attract the top players. The club folded in 1908. The 2,000 capacity indoor Arena at the National Sports Centre was also home to former British Basketball League team's Crystal Palace and London Towers. Crystal Palace eventually merged into the London Towers organisation in 1998, whilst after great success domestically and in European competition the Towers ran into severe financial difficulties and folded its professional team in