Selsdon Nature Reserve, also known as the "Bird Sanctuary", is a 200 acre green space on the outskirts of the London Borough of Croydon and part of the London Greenbelt. An impressive bluebell wood in the spring, it's home to a number of wood carvings/statues.
RAF Kenley and Kenley Common
Kenley Common comprises chalk grassland, wildflower-rich meadows and ancient woodland. RAF Kenley is the most intact airfield associated with WWII's Battle of Britain.
Banstead Woods
An ancient woodland thought to have been owned by Anne Boleyn, Banstead Woods was alluded to in the Domesday Book of 1086 and, in the medieval period, sheltered the royal deer. These days, it is local nature reserve and site of Special Scientific Interest, infamous for the swathes of vibrant bluebells that carpet the floor in the springtime.
Coulsdon – Happy Valley
Happy Valley near Coulsdon makes up part of the Farthing Downs. It was purchased under the Green Belt Scheme in 1937 by Surrey County Council, the Urban District Council of Coulsdon and the London County Council. It is an area of managed open countryside of just over 250 acres of downland grass and ancient woodland slopes (Devil’s Den Wood), dominated by a steep‐sided dry valley at the centre and considered an important reserve for all kinds of animal and plant life.
Sanderstead to Whyteleafe Countryside Area (SWCA) / Riddlesdown
On the border of Purley (London Borough of Croydon) and Whyteleafe (Tandridge, Surrey), the Sanderstead to Whyteleafe Countryside Area (SWCA) is a 200 acre area of chalk grass/downland, fields, woodland and scrub, which forms part of the North Downs.
Woldingham – Marden Park
Marden Park is located on the narrow plateau and dip slopes of the North Downs in East Surrey, close to the village of Woldingham. This 68-hectare (167-acre) site is the largest of The Woodland Trust’s Surrey woods and falls within an Area of Outstanding Natural Beauty as well as the Woldingham and Oxted Site of Special Scientific Interest.