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 was a popular area for Londoners' recreation right up to the 19th century, when it began to be built over. It was also a home of Gypsies, with some local street names and pubs recording the link. The area still retains vestiges of woodland. The third quarter of the 19th Century brought the Crystal Palace and the railways. The Crystal Palace was a cast-iron and glass building originally erected in Hyde Park to house the Great Exhibition of 1851. Following the success of the exhibition, the Palace was moved and reconstructed in 1854 in a modified and enlarged form in