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The approach I would take is to get a current latitude and longitude of the city and then look it up in a collection of historical shapefiles such as the ones discussed here. You would have to do that query yourself using PostGIS or similar software, as I don't think a service exists for this.


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OpenCellid is an open cell tower database offered by Unwired Labs and claims to be "The world's largest Open Database of Cell Towers". You simply need to sign up for an API key to access the data via an API or as a dump. The data is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.


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Open Street Map has some data on radio towers.


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You could dig in Environment Agency Open Data on Data.gov.uk See also this page for UK Groundwater ressources From comments: @Hornbydd : See British Geological Survey website for boreholes


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You can use WikiData SPARQL service to run it SELECT ?place ?location ?distance ?placeLabel ?commons WHERE { ?place wdt:P373 ?commons. SERVICE wikibase:around { ?place wdt:P625 ?location . bd:serviceParam wikibase:center "Point(-73.9857 40.7576)"^^geo:wktLiteral . bd:serviceParam wikibase:radius "1" . bd:serviceParam wikibase:distance ...


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The Haiti Earthquake Data Portal hosted at Harvard's Dataverse contains a set of geospatial datasets on the 2010 earthquake in both vector and raster formats. https://dataverse.harvard.edu/dataverse/earthquake_data I have not personally inspected each file but they seem viable. Citations for the datasets: Berman, Lex, 2015, "Haiti Earthquake Data (...


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Elevation data is included in the „Generalisierte Gemeindegrenzen“ by the Swiss Federal statistical Office. See here: https://www.bfs.admin.ch/bfs/de/home/dienstleistungen/geostat/geodaten-bundesstatistik/administrative-grenzen/generalisierte-gemeindegrenzen.html A direct link to the Excel file: https://www.bfs.admin.ch/bfs/de/home/dienstleistungen/geostat/...


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This information can be produced from open data in GIS software. Here are the basic steps using QGIS, which is free GIS software. You can do the same thing in any GIS, but the specific tool names will be different. Download a DEM raster (digital elevation model) for Switzerland, eg from https://www.opendem.info/opendemeu_download_4326.html Download the ...


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Here is a possible SPARQL query for Wikidata: # swiss municipalities with their elevation SELECT ?muni ?muniLabel (MIN(?elevation) as ?minElevation) WHERE { ?muni wdt:P31 wd:Q70208. FILTER NOT EXISTS { ?muni wdt:P31 wd:Q685309 } OPTIONAL { ?muni wdt:P2044 ?elevation. ?muni p:P2044 ?statement. ?statement wikibase:rank ?rank. } SERVICE ...


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healthsites.io is an open data effort to map healthcare entities (hospitals, clinics, pharmacies, private practices, etc.) worldwide. The data is drawn from OpenStreetMap and at a minimum provides the name and geographic coordinates of each healthcare entity. There is a OSM data model for health sites, details provided here. The data is released under the ...


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