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  2. National Mine Map Repository - Wikipedia

    en.wikipedia.org/wiki/National_Mine_Map_Repository

    NMMR's oldest mine: 1792 anthracite coal, "Old Mine." One of NMMR's oldest mine maps: 1859 anthracite coal map from Hazleton Coal Co. The NMMR contains digital and microfilm maps of surface and underground coal, metal, and non-metal mines throughout the United States. Some of the information that can be obtained from the repository includes:

  3. List of satellite map images with missing or unclear data

    en.wikipedia.org/wiki/List_of_satellite_map...

    Some locations on free, publicly viewable satellite map services have such issues due to having been intentionally digitally obscured or blurred for various reasons of this. [1] For example, Westchester County, New York asked Google to blur potential terrorism targets (such as an amusement park, a beach, and parking lots) from its satellite ...

  4. Google Maps - Wikipedia

    en.wikipedia.org/wiki/Google_Maps

    Google Maps' location tracking is regarded by some as a threat to users' privacy, with Dylan Tweney of VentureBeat writing in August 2014 that "Google is probably logging your location, step by step, via Google Maps", and linked users to Google's location history map, which "lets you see the path you've traced for any given day that your ...

  5. List of lost mines - Wikipedia

    en.wikipedia.org/wiki/List_of_Lost_mines

    Usually the mines are said to contain valuable elements or minerals such as gold, silver or diamonds. Often there is a map or other document allegedly detailing the history or location of the mine. Common to all the lost mine legends is the idea of a valuable and mysterious resource being lost to history.

  6. Consol Energy Mine Map Preservation Project - Wikipedia

    en.wikipedia.org/wiki/CONSOL_Energy_Mine_Map...

    The CONSOL Energy Mine Map Preservation Project is a project to preserve and digitize maps of underground coal mines in Southwestern Pennsylvania.. The project is a joint venture between the Pennsylvania Department of Environmental Protection, the United States Department of the Interior Office of Surface Mining, the University of Pittsburgh University Library System, and CONSOL Energy.

  7. List of mines in Michigan - Wikipedia

    en.wikipedia.org/wiki/List_of_mines_in_Michigan

    Map all coordinates using OpenStreetMap. Download coordinates as: KML; ... This is a partial list of current and defunct mines in Ashland. Name County Years Material ...

  8. Lost Padre Mine (southern California) - Wikipedia

    en.wikipedia.org/wiki/Lost_Padre_Mine_(southern...

    In cyclic fashion, this historic mine keeps being rediscovered and then lost again through time. Documented visits to the mine site occurred in 1837, in 1860, in August 1871, in May 1884, and possibly again in 1915 when a map surfaced in Bakersfield. Two peons, C. F. Salazar and J. A. Miklas, sold a map to ex-Sheriff J. W. Kelly and two ...

  9. Nortonville, California - Wikipedia

    en.wikipedia.org/wiki/Nortonville,_California

    In 1885 the Black Diamond Coal Mining Company moved all the coal miners from Nortonville to another of the Company's mines at Black Diamond, Washington Territory. [ 3 ] [ 6 ] The Nortonville mine was so deep that it acted as a drain for the surrounding mines, and when the owners of the other mines refused to contribute to the cost of pumping ...