Figure 5 The point, line, and polygon are shown on Google Earth

A Look at KML, an Open Standard to Represent and Visualize Spatial Information

GIS Contributor

Yang Zhang, associate professor, and Matthew W. McBroom, professor, with Stephen F. Austin State University, provide a brief systematic introduction to KML (Keyhole Markup Language) files.

A map showing where students from one high school were accepted to college.

Using GIS to Showcase College Acceptance

Caitlin Dempsey

Every June, my local paper is filled with the local private school announcements containing lists and lists and lists of ...

Geocoding Shortcut: Google Maps to ArcMap

Caitlin Dempsey

Geocoding a dataset to produce a georeferenced layer requires access to a basemap to which the location data is tied. ...

A map of central London on top of a cream background. The dark areas are where more photos of London have been geotagged.

Mapping Out Geotagged Photos

Caitlin Dempsey

These cartographers have mapped out geotagged photos to show areas where the most pictures by tourists have been taken.

Free Spreadsheet Geocoding

Caitlin Dempsey

If you have a spreadsheet such as a Microsoft Excel file containing address or x,y coordinates and you want to make a quick map, BatchGeo is a free and easy online application that will convert your location data and geocode it onto Google Maps.