[A curious phenomenon called 'Etak' | Hacker News](https://news.ycombinator.com/item?id=40047806) [12 Map Happenings that Rocked our World: Part 9 - Map Happenings](https://maphappenings.com/2024/04/11/story-of-etak/) ## geography maps [What happens to Google Maps when tectonic plates move? (2020) | Hacker News](https://news.ycombinator.com/item?id=39802934) [What Happens to Google Maps When Tectonic Plates Move? - Nautilus](https://nautil.us/what-happens-to-google-maps-when-tectonic-plates-move-237678/) [Show HN: Every mountain, building and tree shadow mapped for any date and time | Hacker News](https://news.ycombinator.com/item?id=40528045) [ShadeMap - Simulate sun shadows for any time and place on Earth](https://shademap.app/) [A high-resolution canopy height model of the Earth | Nature Ecology & Evolution](https://www.nature.com/articles/s41559-023-02206-6) [GE-Path for Google Earth 4/12/21](http://www.sgrillo.net/googleearth/gepath.htm) [Google Earth Engine](https://developers.google.com/earth-engine/datasets/catalog) Open-access satellite imagery and analytical framework. Virtually any satellite imagery collected from NASA, NOAA, USGS, etc. is available. Moderate and coarse resolution imagery rather than high-resolution commercial imagery. There's a learning curve with Javascript. - free satellite [Peakvisor](http://peakvisor.com/panorama.html?lat=45.9420159&lng=7.8699421&alt=4598&yaw=0.00&pitch=0.00&hfov=62.93) Mountain identification tool. - free location pins [GeoNames](http://www.geonames.org/) The GeoNames geographical database covers all countries and contains over eleven million place names that are available for download free of charge Extremely useful in Geo Tagging, documentation, and data collection. - free location pins [Google Earth](http://google.com/earth) [Google Earth (download link)](https://www.google.com/earth/download/gep/agree.html) More functions than the web-based version. Make sure to check download additional layers, such as overlays for Bing Maps, Geonames, and Wikimapia. - free satellite, map, location pins ## nature - astronomy [Suntimes](https://f-droid.org/packages/com.forrestguice.suntimeswidget) Astronomy [GitHub - JadeOfMaar/RationalResources: Strips out CRP default distributions and applies resources by logical body composition](https://github.com/JadeOfMaar/RationalResources) [GitHub - orbitalindex/awesome-space: A list of awesome space-related packages and resources maintained by The Orbital Index](https://github.com/orbitalindex/awesome-space) [The Orbital Index | Space: weekly, technical, curated.](https://orbitalindex.com/) [GitHub - jtbandes/SpacePOD: Space! – an iOS widget displaying NASA's Astronomy Picture of the Day](https://github.com/jtbandes/SpacePOD) iOS 14 widget displaying NASA's Astronomy Picture of the Day [GitHub - LASER-Yi/SwiftUI-APOD: An example APOD app with SwiftUI and Combine using NASA API](https://github.com/LASER-Yi/SwiftUI-APOD) [SETI@home is in hibernation | Hacker News](https://news.ycombinator.com/item?id=35204860) [SETI@home](https://setiathome.berkeley.edu/) ## nature maps [Map View NGMDB](https://ngmdb.usgs.gov/mapview/?center=-97,39.6&zoom=4) map for exploring some geologic maps and articles from the NGMDB (National Geologic Map Database). [Surging Seas: Risk Zone Map](https://ss2.climatecentral.org/#12/40.7298/-74.0070?show=satellite&projections=0-K14_RCP85-SLR&level=5&unit=feet&pois=hide) Map of points where there is a risk of significant sea level rise in the event of melting glaciers. [Global Hyrdo Data](https://www.esri.com/arcgis-blog/products/product/water/global-hydro-data-its-here-here-here/) Global Hydro Data/Mapping [OSHA Establishment Search](https://www.osha.gov/pls/imis/establishment.html) [OSHA Investigation Summaries](https://www.osha.gov/pls/imis/accidentsearch.html) [OSHA Searches](https://www.osha.gov/oshstats/index.html) [Resource Watch](https://resourcewatch.org/data/explore) A nonprofit platform, still in beta, that provides hundreds of data sets on the state of the planet's resources and citizens. It is sponsored by the World Resources Institute and other organizations. - free location pins ## openstreetmaps [gboeing/osmnx: OSMnx is a Python package to easily download, model, analyze, and visualize street networks and other geospatial features from OpenStreetMap.](https://github.com/gboeing/osmnx) [2024: The year of the OpenStreetMap vector maps | Hacker News](https://news.ycombinator.com/item?id=39339182) [2024: announcing the year of the OpenStreetMap vector maps | OpenStreetMap Blog](https://blog.openstreetmap.org/2024/02/11/2024-announcing-the-year-of-the-openstreetmap-vector-maps/) [OSM Smart Menu - OpenStreetMap Wiki](https://wiki.openstreetmap.org/wiki/OSM_Smart_Menu) Google Chrome extension to switch between dozens of different types of online maps (based on #OpenStreetMap and NOT only) [GitHub - osmlab/awesome-openstreetmap: Curated list of awesome OpenSteetMap-projects](https://github.com/osmlab/awesome-openstreetmap) [OpenStreetMap](https://www.openstreetmap.org/) [OpenStreetMap Open Source Map Data](https://www.openstreetmap.org/#map=5/38.007/-95.844) [A new way to make maps with OpenStreetMap | Hacker News](https://news.ycombinator.com/item?id=26918259) [A new way to make maps with OpenStreetMap - Protomaps Blog](https://protomaps.com/blog/new-way-to-make-maps/) OpenStreetMap is a collaborative project to create a free editable map of the world. - free location pins [Islamic State map](https://umap.openstreetmap.fr/en/map/islamic-state-claimed-provinces-map_29647#7/33.409/42.902) [overpass-turbo](https://overpass-turbo.eu/) A web based data mining tool for OpenStreetMap. - free location pins [OPEN MULTIMAPS](https://framagit.org/tom79/openmaps) a simple client to view maps from OpenStreetMaps [Whatiswhere.com](http://whatiswhere.com) openStreetMap based free POI (point of interest) search. 102 types of objects [WhoDidIt](https://simon04.dev.openstreetmap.org/whodidit/) Click on an area on the OpenStreetMap to get a list of nicknames of users who have made changes on it (with dates). [valhalla/valhalla: Open Source Routing Engine for OpenStreetMap](https://github.com/valhalla/valhalla) [Helium314/SCEE: OpenStreetMap surveyor app for experienced OSM contributors](https://github.com/Helium314/SCEE) [Osmaps Radius](http://jopf.re/osmaps-radius/) drawing circles with a certain radius on the map [GPSTest](https://f-droid.org/packages/com.android.gpstest.osmdroid) GPS Tester [Vespucci](https://github.com/MarcusWolschon/osmeditor4android) [Osmbuildings.org](https://osmbuildings.org/) world map showing notable buildings. For each object you can find out the height, type, and purpose. [Osm.be](https://www.osm.be/) [Public transport - OpenStreetMap Wiki](https://wiki.openstreetmap.org/wiki/Public_transport) [Translating OpenStreetMap data to HTML5 Canvas with Rust and WebAssembly | Hacker News](https://news.ycombinator.com/item?id=39439655) [Translating OpenStreetMap data to HTML5 Canvas with Rust and WebAssembly | Programming | mary.codes](https://mary.codes/blog/programming/translating_openstreetmaps_to_HTML5_canvas_rust_wasm/) [OpenStreetMap Is Turning 20 | Hacker News](https://news.ycombinator.com/item?id=41214259) [The Days Are Long but the Years Are Short](https://stevecoast.substack.com/p/the-days-are-long-but-the-years-are) ## map layers [Should this be a map or 500 maps? | Hacker News](https://news.ycombinator.com/item?id=40853665) [Should this be a map or 500 maps? - by Elan Ullendorff](https://escapethealgorithm.substack.com/p/should-this-be-a-map-or-500-maps) ## gps devices [Show HN: Building a GPS receiver | Hacker News](https://news.ycombinator.com/item?id=40041198) [Building a GPS Receiver, Part 1: Hearing Whispers | Phillip Tennen](https://axleos.com/building-a-gps-receiver-part-1-hearing-whispers/)