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, London is situated halfway along Norwood Ridge at one of its highest points. This ridge offers views northwards to central London, east to the Queen Elizabeth II Bridge and Greenwich, and southward to Croydon and the North Downs. It is also one of the starting points for the Green Chain Walk, linking to places such as Chislehurst, Erith, the Thames Barrier and Thamesmead. Section 3 of the Capital Ring walk round London goes through the park. A smaller park occupying lies to the south west of the triangle on Church Road. Westow Park hosts the annual Crystal Palace Overground festival, a