Winterslow Hut

Porton Down SSSI is a 1,559-hectare (3,850-acre) biological Site of Special Scientific Interest which spans the border between Hampshire and Wiltshire in England. It is adjacent to Porton Down science park near Porton, and much of it is Ministry of Defence property which is closed to the public. It is a Nature Conservation Review site, Grade I, a Special Area of Conservation and a Special Protection Area.This is one of the largest areas of semi-natural chalk grassland in the country. It has also been designated an SSSI because of its important populations of lichens, vascular plants and invertebrates, and for its breeding stone curlews. There are also areas of scrub and woodland.

Winterslow is a civil parish with a population of around 2,000, about 6 miles (10 km) northeast of Salisbury in Wiltshire, England, and lying south of the A30 London Road. It is sited on the Roman road between Old Sarum and Winchester. Settlements in the parish are the villages of West Winterslow and Middle Winterslow, and the hamlets of East Winterslow and The Common.

Firsdown is a civil parish in Wiltshire, England, 5 miles (8.0 km) northeast of Salisbury. Before the 1950s the area was sparsely populated downland within the parish of Winterbourne. By 1976 housing estates had been built on both sides of Firs Road, which links Winterslow with the A30. The civil parish of Firsdown was created in 1986.The parish includes the Figsbury Ring, a biological Site of Special Scientific Interest which contains prehistoric earthworks.

Porton Down is a science and defence technology campus in Wiltshire, England, just north-east of the village of Porton, near Salisbury. It is home to two British government facilities: a site of the Ministry of Defence's Defence Science and Technology Laboratory – known for over 100 years as one of the UK's most secretive and controversial military research facilities, occupying 7,000 acres (2,800 ha) – and a site of the UK Health Security Agency. Since 2018, part of the campus has housed Porton Science Park, which is owned and operated by Wiltshire Council and has private sector companies in the health, life science and defence and security sectors.

Ashley's Copse is the site of an Iron Age hillfort, about 8 miles (13 km) northeast of the city of Salisbury, England, straddling the border between the counties of Wiltshire and Hampshire. The site is a scheduled monument.Half the site is wooded, and here can be found the best preserved earthworks, but there is also visible evidence of some of the earthworks on the eastern spur of the hill. To the southeast of the fort lies a steep valley, forming a natural defence. The flanks to the north and east are also tightly contoured but the ground on the other aspects slopes less steeply. The fort site is not on the summit of the (unnamed) hill, but lies slightly to the east of the 166m AOD summit, at between 155m and 160m AOD.

Pitton is a village in Wiltshire, England, about 7 miles (11 km) east of Salisbury, just off the A30 London Road.

Idmiston Halt railway station served Porton Down military camp in Idmiston, Wiltshire, England, from 1943 to 1968 on the West of England line.

Farley is a village in southeast Wiltshire, England, about 5 miles (8.0 km) east of Salisbury.

All Saints Church in Idmiston, Wiltshire, England, was built in the 12th century. It is recorded in the National Heritage List for England as a Grade I listed building and is in the care of The Churches Conservation Trust. It was declared redundant in 1977, and was vested in the trust the next year.

Bentley Wood (grid reference SU250295), together with the adjacent Blackmoor Copse, form one of the largest contiguous areas of woodland in Wiltshire, England. The wood is about 6 miles (10 km) east of Salisbury, north of the village of West Dean, and is largely within West Dean parish. An area of 665 hectares of the wood was notified as a biological Site of Special Scientific Interest in 1985. The site is important for butterflies, with species present including purple emperor, white admiral and pearl-bordered fritillary.

Newton Tony (formerly Newton Toney) is a rural English village and civil parish in the county of Wiltshire, close to the border with Hampshire. Situated in the Bourne Valley, Newton Tony is about 9 miles (14 km) north-east of its post town, Salisbury. Wilbury House, a Grade I listed 17th-century mansion, stands in parkland in the north of the parish.

Idmiston is a village and civil parish in Wiltshire, England. The village is about 3 miles (4.8 km) southeast of Amesbury and 6 miles (10 km) northeast of Salisbury. The parish includes the villages of Porton and Gomeldon; all three villages are on the River Bourne and are linked by the A338 road. Porton Down military science park is in the parish, separated from Idmiston by a railway line. It is home to the Defence Science and Technology Laboratory and related businesses.