Survey Markers and Benchmarks
Benchmarks are a type of survey markers whose elevations have been surveyed as accurately as possible based on the technology at the time.
What Was the First Map Issued by the Ordnance Survey?
The first Ordnance Survey map was issued in 1801.
How Black Cartographers Highlighted Injustice
The work of the Black Panther Party, a 1960s- and 1970s-era Black political group featured in a new movie and a documentary, helps illustrate how cartography can illuminate injustice.
Ten Reasons Why Spatial Data Quality Matters More Now Than Ever
Geographer Josephy Kerski writes about 10 key reasons why geospatial data quality matters.
What is a Cartifact?
A cartifact is an object containing a map that is used primarily for design rather than as a source of information.