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Tiles are 256x256 pixels; At the outer most zoom level, 0, the entire world can be rendered in a single map tile. Each zoom level doubles in both dimensions, so a single tile is replaced by 4 tiles when zooming in. This means that about 22 zoom levels are sufficient for most practical purposes.
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Main page; Contents; Current events; Random article; About Wikipedia; Contact us
The PDF format is widely accepted and is considered the de facto standard for printable documents on the web. This means that users do not require the any proprietary plug-in to read geospatial PDFs created following the PDF 1.7 specification, which was published as ISO 32000-1 standard . [ 3 ]
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What links here; Upload file; Special pages; Printable version; Page information; Get shortened URL; Download QR code
OpenSeaMap is a world nautical chart built as a mashup of OpenStreetMap, crowdsourced water depth tracks, and third-party weather and bathymetric data. OpenTopoMap uses OSM and SRTM data to create topographic maps . [ 90 ]
OpenStreetMap}} – Use this template to insert a navigation box at the bottom of an OpenStreetMap-related article {{OpenStreetMapThumb}} - Use this template on an article page to include a thumbnail of an OpenStreetMap image. {{OpenStreetMap map}} - Use this template on an image page to indicate that it was created from OpenStreetMap data.