📍 CROWDSOURCED · COMMUNITY MAINTAINED

BenchMarkMap

The worldwide registry of geodetic reference points — trig stations, pillars, bench marks and GNSS monuments. Verify integrity in the field, add new points, or just find the nearest control for your next survey.

Forum

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Community mapped

Every surveyor can add new points or verify existing ones. The map grows denser every week.

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Field-verified

Photos and condition reports from surveyors on the ground. Know if a monument is intact before you drive there.

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Global networks

IGM95 (IT), NGS (US), OSGB (UK), EUREF, IGN (FR/ES) and local networks — all in one map.

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Free with account

Read public. Create account to add, verify and upload photos.