earthwork
81Grim's Ditch (Chilterns) — Grim s Ditch is a series of linear earthwork in the Chilterns (southeast England). A complete outline can not be identified but separate sections exist over a 30 km span between Bradenham, Buckinghamshire, Berkhamsted, Hertfordshire and as far as …
82Olton — Coordinates: 52°26′16″N 1°48′21″W / 52.4377°N 1.8058°W / 52.4377; 1.8058 …
83Grim's Ditch — or Grim s Dyke (also Grimsdyke in derivative names) is a name shared by a number of bank and ditch earthworks. Enigmatic in both their naming and original function, examples are found across the chalk uplands of southern England. [See table]… …
84Soil compaction — occurs when weight of livestock or heavy machinery compresses soil, causing it to lose pore space. Affected soils become less able to absorb rainfall, thus increasing runoff and erosion. Plants have difficulty in compacted soil because the… …
85Crawford Castle — For other uses, see Crawford Castle (disambiguation). The ruins of Crawford Castle Crawford Castle, substantially in ruins, is located on the north bank of the River Clyde, around half a mile north of Crawford, South Lanarkshire, Scotland. The… …
86Iping — infobox UK place country = England static static image caption= Iping Church latitude= 50.99853 longitude= 0.7859 official name = Iping population = shire district= Chichester shire county= West Sussex region= South East England constituency… …
87Wilson's Raid — was a cavalry operation through Alabama and Georgia in March April 1865, late in the American Civil War. Brigadier General James H. Wilson led his Union Army Cavalry Corps to destroy Southern manufacturing facilities and was opposed… …
88Olivers Battery — For other uses, see Oliver s Battery (disambiguation). Coordinates: 51°02′42″N 1°21′08″W / 51.0450°N 1.3523°W / 51.0450; …
89Cliffe, Richmondshire — For the other village of the same name in North Yorkshire, see Cliffe, Selby. Cliffe George Hotel at Cliffe Population 1,447  OS  …
90Grim's Ditch (Harrow) — Infobox Mountain Name = Grim s Ditch Photo = Picturedigi 018.jpg Caption = View towards Harrow from near summit of Grim s Ditch Elevation = 144 m (472 ft) Location = Stanmore, England Prominence = Coordinates = Topographic OS Explorer 173 Type =… …
