Attribution
Data sources, licensing, and required attribution notices.
OpenStreetMap
© OpenStreetMap contributors
Map data is available under the Open Data Commons Open Database License (ODbL).
CARTO
© CARTO
Basemap tiles licensed under CC BY 3.0.
OpenFreeMap + OpenMapTiles
© OpenFreeMap contributors, © OpenMapTiles
Vector tiles provided by OpenFreeMap using the OpenMapTiles schema.
Esri Satellite Imagery
Esri, Maxar, Earthstar Geographics, GIS User Community
Satellite imagery tiles provided by Esri World Imagery.
OpenTopoMap
© OpenTopoMap (CC-BY-SA)
Topographic map tiles rendered from OpenStreetMap data with elevation contours.
Mapzen Terrain Tiles
Terrain elevation data served via Mapzen Terrain Tiles. Sources vary by region:
- Global: SRTM, GMTED2010 courtesy of the U.S. Geological Survey
- Global: ETOPO1, U.S. National Oceanic and Atmospheric Administration (NOAA)
- Europe: Produced using Copernicus data and information funded by the European Union — EU-DEM layers
- USA: 3DEP data courtesy of the U.S. Geological Survey
- Canada: Contains information licensed under the Open Government Licence – Canada
- Australia: © Commonwealth of Australia (Geoscience Australia) 2017
- Austria: © offene Daten Österreichs – Digitales Geländemodell (DGM) Österreich
- Norway: © Kartverket
- UK: © Environment Agency copyright and/or database right 2015. All rights reserved
- New Zealand: Copyright 2011 Crown copyright (c) Land Information New Zealand
- Mexico: Source: INEGI, Continental relief, 2016
- Arctic: ArcticDEM DEM(s) created from DigitalGlobe, Inc., imagery; NSF awards 1043681, 1559691, 1542736
Microsoft Building Footprints
© Microsoft
Global ML Building Footprints provided under ODbL / CDLA Permissive 2.0.
MapLibre GL JS
© MapLibre contributors
Map rendering library, licensed under BSD-3-Clause.
Copernicus DEM
© DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; all rights reserved.
The Copernicus DEM is made available for free under specific terms by the European Space Agency.