An engineer studies one of the Crystal Palace Dinosaurs in Crystal Palace Park in south London on March 27, 2023, following news that the park is to receive a new heritage grant to regenerate the park. - The dinosaur sculptures have been in Crystal Palace Park since its opening in 1854. They are listed as 'Grade 1' on Historic England's National Register of Heritage Monuments, but have also been registered as 'at risk' and in line for conservation since 2020. (Photo by Daniel LEAL / AFP)