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Keyhole Markup Language

What is KML?

KML is a file format used to display geographic data in an Earth browser, such as Google Earth, Google Maps, and Google Maps for mobile. You can create KML files to pinpoint locations, add image overlays, and expose rich data in new ways. KML is an international standard maintained by the Open Geospatial Consortium, Inc. (OGC).

Who uses KML?

Casual users - Use KML to placemark homes, plan and document journeys.
Everytrail Half Dome Hike

Scientists - See detailed mappings of natural resources and trends.
USGS Earthquakes

Non-Profits - Highlight problems and advocate change.
Crisis in Darfur

Students and Educators - Explore historic and current places, people and events.
City of London Timeline