<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>sbr464</author><text>A lot of data comes from NYC open data:&lt;p&gt;Massive collection of raw lidar, contour, GIS data:
ftp:&amp;#x2F;&amp;#x2F;ftp.gis.ny.gov&lt;p&gt;NYC Open Data (GIS related):
&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;github.com&amp;#x2F;CityOfNewYork&amp;#x2F;nyc-geo-metadata&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;github.com&amp;#x2F;CityOfNewYork&amp;#x2F;nyc-geo-metadata&lt;/a&gt;&lt;p&gt;An example direct download link from the NYC data website:
&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;data.cityofnewyork.us&amp;#x2F;browse?tags=dem&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;data.cityofnewyork.us&amp;#x2F;browse?tags=dem&lt;/a&gt;&lt;p&gt;More Lidar links
&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;gis.ny.gov&amp;#x2F;elevation&amp;#x2F;lidar-coverage.htm&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;gis.ny.gov&amp;#x2F;elevation&amp;#x2F;lidar-coverage.htm&lt;/a&gt;&lt;p&gt;From Cornell,  Elevation example, (AWS s3 links):
&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;cugir.library.cornell.edu&amp;#x2F;catalog&amp;#x2F;cugir-008186?isotopics=6&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;cugir.library.cornell.edu&amp;#x2F;catalog&amp;#x2F;cugir-008186?isoto...&lt;/a&gt;</text><parent_chain></parent_chain></comment><story><title>Mapping and visualization</title><url>https://scottreinhard.com/Mapping-and-Visualization</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>ekingr</author><text>It would be interesting to know which tool &amp;amp; dataset the author used to produce those visualisations. Any ideas?&lt;p&gt;I particularly enjoy the “old-school” 3D maps.</text><parent_chain></parent_chain></comment><story><title>Mapping and visualization</title><url>https://scottreinhard.com/Mapping-and-Visualization</url></story>