Kingley Vale is a 204.4-hectare biological Site of Special Scientific Interest north of Chichester in West Sussex. It is also a Special Area of Conservation and a Nature Conservation Review site, Grade I. An area of 147.9 hectares is a national nature reserve.
The site is managed by Natural England. It has an information centre and a nature trail. There is a large area of grass downland and shrubland with a number of old yew trees. From the top there are views over Sussex and the south coast. There are a number of walks and bridleways around the NNR.The main walk focuses on the Devil's Humps, Goosehill Camp and Auxiliary units of World War II, as well as highlighting other hidden ancient features.
Wikipedia https://en.wikipedia.org/wiki/Kingley_Vale_National_Nature_Reserve
Coordinates 50°53'21.663" N -0°49'54.636" E