List of English Heritage properties

Columns: Name | Type | Date | Condition | Notes
Ballowall Barrow | Megalithic tomb | Neolithic | Remains | A prehistoric funerary cairn ( chambered tomb ) situated on the cliff top at Ballowall Common , near St Just . It was first excavated in 1878 by William Copeland Borlase when it was discovered under mining debris . The site today is a confused mix of original and reconstructions introduced by Borlase | Carn Euny Ancient Village | Village and Fogou | Iron Age | Remains | A Romano-British village near Sancreed , on the Penwith peninsula , with considerable evidence of Iron Age settlement as well . Carn Euny is best known for the well-preserved state of the large fogou , an underground passageway , which is more than 20m long | Chysauster Ancient Village | Village | Iron Age | Remains | A Romano-British village of courtyard houses , believed to have been constructed and occupied between 100 BC and 400 AD ; it was primarily agricultural and unfortified and probably occupied by members of the Dumnonii tribe . The village included eight stone dwellings , arranged in pairs along a street , each with its own garden plot | Dupath Well | Wellhouse | 1510 | Complete | A wellhouse constructed over a local spring . Built of Cornish granite ashlar , it was probably built by the Augustinian canons of the nearby priory of St Germans , to whom the site belonged | Halliggye Fogou | Fogou | Iron Age | Remains | Located on the Trelowarren estate near Helston , it consists of a long narrow tunnel leading to three sectioned chambers , and a window-like entrance which was dug in Victorian times by supposed treasure hunters . It is the largest and best-preserved of several mysterious tunnels associated with Cornish Iron Age settlements | Hurlers Stone Circles | Stone circle | Neolithic | Remains | A group of three stone circles . The site is half-a-mile west of the village of Minions on the eastern flank of Bodmin Moor . The circles have diameters of 35m , 42m and 33m . The two outer stone circles are circular , the middle and largest stone circle , however , is slightly elliptical | King Doniert 's Stone | Standing Cross | 9th century | Remains | Consists of two pieces of a decorated 9th-century cross . The inscription is believed to commemorate Dungarth , King of Cornwall who died around 875 . The site also includes an underground passage and chamber | Launceston Castle | Castle | 11th century | Ruins | A Norman motte and bailey castle raised by Robert , Count of Mortain , half-brother of William the Conqueror . It became the administrative headquarters for the powerful Earls of Cornwall . The castle remained with little development , apart from an inner keep added in the 12th century . During the 13th century , Richard , Earl of Cornwall , a younger brother of Henry III began to rebuild the castle in stone | Pendennis Castle | Device fort | 1539 | Partly complete | One of Henry VIII 's Device Forts . Built to guard the entrance to the River Fal on its west bank , near Falmouth . St Mawes Castle is its opposite number on the east bank and they were built to defend Carrick Roads from the French and Spanish threats of future attack . The castle comprises a simple round tower and gate enclosed by a lower curtain wall

Example questions:
What is the name of the Cornwall heritage property that was a development of pagan Celtic memorial stones ? | What is the condition of the Cornwall heritage property with a Cornish name meaning Sylvester 's house ? | What type of property is the Cornwall heritage property that was redeveloped by Richard of Cornwall in the 1220s ? | Who is the Cornwall heritage property made of granite ashlar dedicated to ? | What type of property is believed to have been used by the King of Dumnonia and is a Cornwall heritage property ?

Answers:
King Doniert 's Stone | Remains | Castle | St. Ethelred | Castle