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  1. KML Tutorial | Keyhole Markup Language | Google for Developers

    Nov 3, 2023 · KML is a file format used to display geographic data in an Earth browser such as Google Earth. KML uses a tag-based structure with nested elements and attributes and is based on the XML …

  2. Keyhole Markup Language - Wikipedia

    The KML file specifies a set of features (place marks, images, polygons, 3D models, textual descriptions, etc.) that can be displayed on maps in geospatial software implementing the KML …

  3. Keyhole Markup Language (KML) Standard | OGC Publications

    KML is an XML language focused on geographic visualization, including annotation of maps and images. Geographic visualization includes not only the presentation of graphical data on the globe, …

  4. What is KML?—ArcGIS Pro | Documentation - Esri

    KML (formerly known as Keyhole Markup Language) is an XML-based file format for displaying information in a geographic context. KML information can be drawn in many earth-based browsers, …

  5. KML File - January 10, 2026 - MapScaping

    Oct 10, 2023 · What Is A KML File A KML (Keyhole Markup Language) file is a file format used to display geographic data in an Earth browser, such as Google Earth, Google Maps, and other …

  6. KML 101: What a KML File Is and When to Use It - geowgs84.ai

    Sep 17, 2025 · KML, initially created by Keyhole Inc. (later acquired by Google), has become a standardized XML-based format approved by the Open Geospatial Consortium (OGC). It is essential …

  7. Keyhole Markup Language (KML) - Natural Resources Canada

    KML is an XML language for expressing geographic annotation and visualization within Internet-based, two-dimensional maps and three-dimensional Earth browsers.

  8. Keyhole Markup Language | Google for Developers

    What is KML? KML is a file format used to display geographic data in an Earth browser such as Google Earth. You can create KML files to pinpoint locations, add image overlays, and expose rich...

  9. KML - Definitions & FAQs | Atlas

    Keyhole Markup Language (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. It is an Open Geospatial …

  10. KML File (What It Is & How to Open One) - Lifewire

    May 3, 2023 · A KML file is a Keyhole Markup Language file used to express geographic annotation and visualization. Google earth opens KML files, but other programs work too.