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A trig point on Ditchling Beacon in the South Downs, on a sunny early summer's day
instrument of measurment in the field
A popular spot with climbers this sandstone crag has 134 documented climbing routes and is located in Northumberland National Park near Simonburn, North East England
A surveying device set up on the street between buildings in central London.
Mapping marker for ordnance survey maps with spectacular sunrise
Land surveyor working with total-station in nature lots of copy space.
Triangulation station on a hilltop in rural Dumfries and Galloway Scotland on a bright spring morning
Open sky is a dream of surveyor to get maximum number of sattelites to have highly precision coordinates
View from the Cotswold Edge between Stroud and Dursley the topographic marker on top of Coaley Peak along the Cotswolds Way with panoramic view over the hilly landscape of the Cotswolds, UK
Eastbourne, UK -May 02, 2023: Wooden signpost on chalk cliffs near Beachy Head, Eastbourne, East Sussex, England
Triangulation survey pillar on the coast overlooking the sea - for surveys
Construction Site Foundation Tubular Reinforcement
The Ordnance Survey triangulation point marking the highest point in the Kilpatrick Hills on top of Duncolm.  Loch Lomond is in the background.See also:
A grass mound with a memorial stone, blue skies with soft clouds
The mountain summit marker on Cat Bells at sunrise in the Derwent Fells on a cold winters morning in the Lake District. UK.
Senior man looking at a view in a rural location in Scotland on a spring morning
Toposcope on The Beacon with sunset, Malvern Hills, Worcestershire UK
Gorgeous sunset in Point pleasant park, located in Halifax, Nova Scotia. The stone contains an information plague located near the naval memorial.
Low angle close up view of concrete pillar of the trig point on Cleeve Hill summit, Cheltenham, UK and marker for the public footpath Cotswolds Way with some golfers on the green in the background
A surveyor on a construction site uses an optical level
A trig point at Black Cap in the South Downs, on a sunny early spring day
The white strip marking the path of the Appalachian Trail, here as it passes over Round Bald at Roan Mountain, TN/NC
Remote Trig Point in the Peak District with reservoir and Glossop in the far distance
The Fuzzy D Triangulation point - Shaldon in Devon's highest point. Also known as trigonometrical points, used for mapping.
Trig marker at the summit of Windy Hill, the highest point on the Isle of Bute, Scotland.
Mature man checking his map in a remote rural location in Scotland on a spring morning
Trig or Triangulation Point. Used to be for map surveying.
Old UK Stone Roadside Milestone, with an Original Benchmark, indicating the precise point to which measurements were made. This marker is in Norfolk East Anglia, in the village parish of  Brancaster Staithe, on the road to Kings Lynn.This road was an important route linking the coastal ports and villages and it was used by mail coaches which ran between Cambridge, Ely, King's Lynn and Wells next the SeaThe term benchmark, bench mark, or survey benchmark originates from the chiseled horizontal marks that surveyors made in stone structures, into which an angle iron could be placed to form a bench for a leveling rod, thus ensuring that a leveling rod could be accurately repositioned in the same place in the future. These marks were usually indicated with a chiseled arrow - specifically a broad arrow - below the horizontal line. A benchmark is a type of survey marker.
Triangulation point (trig point) on top of a hill with a view over sea loch Loch Ryan behind. Trig points were used by Ordnance Survey in the UK as aids to drawing up geographical maps. This particular one is on Cairnpat on the Rhins of Galloway in South West Scotland.
Mountain top and hiking pole in the grass, Julian Alps, Slovenia
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2nd class of triangulation point on Mt. Takao taken in 2009.jpg
2nd class of triangulation point on Mt. Takao taken in 2009 (wide range).jpg
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