Online resources for Online resources for georeferencinggeoreferencing

http://herpnet.org/Gazetteer/GeorefResources.htm

http://herpnet.org/Gazetteer/GeorefResources.htm

Online resources for Online resources for georeferencinggeoreferencing

http://canadensys.net/digitization/georeferencing

http://canadensys.net/digitization/georeferencing

Google MapsGoogle Maps http://http://maps.google.commaps.google.com Search & directionsSearch & directions

• Free text search, Free text search, zoom -dependentzoom -dependent

• Directions for travelling by car, bike, public transport and Directions for travelling by car, bike, public transport and footfoot

• Data compiled from different sourcesData compiled from different sources MapsMaps

• Datum: WGS84Datum: WGS84• Views: map, satellite (= aerial photography), terrain, Views: map, satellite (= aerial photography), terrain,

Google Street View + various layers of informationGoogle Street View + various layers of information• Data compiled from different sources (indicated at the Data compiled from different sources (indicated at the

bottom of each map)bottom of each map) Third Party Plug-ins extend functionalityThird Party Plug-ins extend functionality

You can search now with suggestionsYou can search now with suggestions

Google Maps - Google Maps - SearchingSearching

MapsMaps SatelliteSatellite

Terrain (under ‘More’)Terrain (under ‘More’) Earth (plug-in required)Earth (plug-in required)

Google Maps - ViewingGoogle Maps - Viewing

Google Maps – Street ViewGoogle Maps – Street View

Street ViewStreet View

Google Maps – Street ViewGoogle Maps – Street View

I collected hereI collected here

Google Maps – Getting Google Maps – Getting coordinatescoordinates

Requires additional widgets or plug-ins• Activate LatLng MarkerLatLng Marker in Google Maps Labs• Install a mapplet like GPS LocationGPS Location or Position Position

FinderFinder in ‘My Maps > Browse the directory’. Now deprecated!

• Use Canadensys LatLong CrosshairsLatLong Crosshairs bookmarklet, this doesn’t work in Internet Explorer:

http://www.canadensys.net/georeferencing Use Distance Measurement ToolDistance Measurement Tool to measure extent Use My MapsMy Maps to save markers, create maps, share

with others (including kml import)

Google Maps – Getting coordinatesGoogle Maps – Getting coordinatesGoogle Maps LabsGoogle Maps Labs

LatLng MarkerRight-click and‘Drop LatLng Marker’(activate in ‘Labs’ first)

LatLng MarkerRight-click and‘Drop LatLng Marker’(activate in ‘Labs’ first)

Canadensys bookmarkletClick to toggleCanadensys bookmarkletClick to toggle

CrosshairsPan map to change positionClick to get coordinates

CrosshairsPan map to change positionClick to get coordinates

Google Maps – Getting coordinatesGoogle Maps – Getting coordinates

Distance Measurement Tool(activate in ‘Labs’ first)Distance Measurement Tool(activate in ‘Labs’ first)

Google Maps – Measuring Google Maps – Measuring extentextent

http://http://earth.google.comearth.google.com 3D globe 3D globe desktopdesktop application application Same data as Google MapsSame data as Google Maps

• Datum: WGS84Datum: WGS84• No Map or Terrain viewNo Map or Terrain view

Similar functionalities as Google MapsSimilar functionalities as Google Maps• Search is more limited than Google Maps (no Search is more limited than Google Maps (no

suggestions)suggestions)• Right-click and choose ‘Get Info’ for coordinatesRight-click and choose ‘Get Info’ for coordinates• Use ruler to measure extentUse ruler to measure extent• Several coordinate formatsSeveral coordinate formats• Numerous information layers (format: kml)Numerous information layers (format: kml)

Google EarthGoogle Earth

http://http://mapper.acme.commapper.acme.com// Google Maps interfaceGoogle Maps interface

• Datum: WGS84 (& NAD27)Datum: WGS84 (& NAD27)• Map, satellite, hybrid and terrainMap, satellite, hybrid and terrain• Free text search Free text search not Zoom level-dependent not Zoom level-dependent • Markers cannot be moved, but new markers can be Markers cannot be moved, but new markers can be

placed at crosshairs (click ‘Mark’)placed at crosshairs (click ‘Mark’)• Several coordinate formats for each marker + heading Several coordinate formats for each marker + heading

and distance from crosshairsand distance from crosshairs• Saves all markers automaticallySaves all markers automatically

AcmeMapperAcmeMapper

GEOnet Names Server (GNS)GEOnet Names Server (GNS) http://earth-http://earth-info.nga.mil/gns/htmlinfo.nga.mil/gns/html// Worldwide dataWorldwide data from NGA and from NGA and

US BGNUS BGN• NIMA = National Imagery andNIMA = National Imagery and

Mapping AgencyMapping Agency• Datum: WGS84Datum: WGS84• Degrees minutes seconds,Degrees minutes seconds,• Precision is only to nearest minutePrecision is only to nearest minute• Feature typeFeature type• Used as a source for many gazetteersUsed as a source for many gazetteers

For For US dataUS data, use Geographic Names Information System , use Geographic Names Information System (GNIS): (GNIS): http://http://geonames.usgs.gov/pls/gnispublicgeonames.usgs.gov/pls/gnispublic//

Falling RainFalling Rain http://http://www.fallingrain.comwww.fallingrain.com Worldwide gazetteer for Worldwide gazetteer for citiescities

and and townstowns Great for Great for hard-to-find hard-to-find

localitieslocalities, especially , especially

outside USoutside US• Datum: WGS84Datum: WGS84• Degrees minutes (seconds), based on NIMADegrees minutes (seconds), based on NIMA• Browse to find locality (Browse to find locality (no searchno search))• Provides hierarchy, alternative names, topo maps, altitude, Provides hierarchy, alternative names, topo maps, altitude,

weather information and location of nearby towns in weather information and location of nearby towns in nautical miles (nm). Use Georef Calc to translate nm.nautical miles (nm). Use Georef Calc to translate nm.

Example: Qaryeh-ye Gol`alam, Velayat-e Lowgar, AFExample: Qaryeh-ye Gol`alam, Velayat-e Lowgar, AF

Getty Thesaurus of Geographic NamesGetty Thesaurus of Geographic Names http://www.getty.edu/research/conducting_research/http://www.getty.edu/research/conducting_research/

vocabularies/tgn/vocabularies/tgn/ Worldwide gazetteer byWorldwide gazetteer by

The GettyThe Getty Useful for finding Useful for finding

alternativealternative and and old namesold names• Feature typesFeature types• Geographical hierarchyGeographical hierarchy• Coordinates only to minutes Coordinates only to minutes

(or not at all)!(or not at all)! • Use recent name and then search in Google MapsUse recent name and then search in Google Maps

Example: Big Apple, inhabited place, United StatesExample: Big Apple, inhabited place, United States

FuzzyG – JRC Fuzzy GazetteerFuzzyG – JRC Fuzzy Gazetteer http://dma.jrc.it/services/fuzzyg/http://dma.jrc.it/services/fuzzyg/ Worldwide gazetteer Worldwide gazetteer designed for bad spelling!designed for bad spelling! Useful for finding Useful for finding alternative, doubtful spelling,alternative, doubtful spelling, old namesold names

• Feature types, by continentFeature types, by continent• Coordinates only to minutes (or not at all)!Coordinates only to minutes (or not at all)! • Use recent name and then search in Google MapsUse recent name and then search in Google Maps

Example: Narobi instead of Nairobi, AfricaExample: Narobi instead of Nairobi, Africa

Hot-map.com: Street maps of South Hot-map.com: Street maps of South AfricaAfrica http://hot-map.com/enhttp://hot-map.com/en

Worldwide gazetteerWorldwide gazetteer for city street maps & driving, multiple for city street maps & driving, multiple langageslangages

Includes measuring tools, useful for extents,roadsIncludes measuring tools, useful for extents,roads Need to use Google Maps to plot coordinatesNeed to use Google Maps to plot coordinates Can zoom, scale is viewable, sometimes can search namesCan zoom, scale is viewable, sometimes can search names

GPS Visualizer: GPS Visualizer: http://www.gpsvisualizer.com/http://www.gpsvisualizer.com/• Use to translate a file with coordinates into kml or a Use to translate a file with coordinates into kml or a

picturepicture• Similar: Similar: http://www.simplemappr.net/http://www.simplemappr.net/ for publications for publications

Statoids: Statoids: http://www.statoids.com/http://www.statoids.com/• Information about administrative divisions (provinces, Information about administrative divisions (provinces,

counties) and their history, area, population, codes, etc.counties) and their history, area, population, codes, etc.• No coordinates!No coordinates!

Similar: CIA World FactbookSimilar: CIA World Factbook http://bit.ly/dDtT1ihttp://bit.ly/dDtT1i See See http://herpnet.orghttp://herpnet.org for more… for more…

Other ResourcesOther Resources