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Geo & Transport

Maps

Mapping and location-search resources for comparing places, imagery and geographic context.

47 listings in this category.

Choosing a resource

  • Use coordinates and identify the map layer when recording a location.
  • Check imagery dates and compare independent views before interpreting a feature.

Map providers and imagery tools; layers, dates and geographic coverage vary. Check the source for current features, access requirements, and costs. Selection and maintenance policy.