Questions on the application of Mathematica to geography, including the use of the CountryData[] and CityData[] functions. Not to be confused with geodesy.

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4
votes
1answer
164 views

CountryData fails for some tags and properties

The problem has gone, presumably resolved by WRI. See kirma's comment. I'm using Mathematica 10.0.2 for Mac, and for the first time just tried CountryData. ...
9
votes
0answers
102 views

Make the map of rivers and lakes of the country

As I understand,first of all I should to get the country's map and the river's list. To get country map is simple: ...
5
votes
0answers
108 views

Trouble understanding TrackedSymbols

While developing a relatively complex demonstration for Manipulate I encountered the problem that my output was unintentionally self-updating in an endless loop. ...
3
votes
0answers
94 views

Problem drawing a GeoPath polygon with GeoGraphics

I want to draw some polygons bounded with various geographic coordinates. For example, here is the code to draw a triangle between New York, Cape Town and Beijing. ...
2
votes
0answers
188 views

Compact Map of USA with Alaska and Hawaii shown under California

Is there a more efficient way to include Alaska and Hawaii on a compact US map than the combination of the three GeoGraphics with Insets shown below? ...
1
vote
0answers
49 views

Is there a hidden location-type property for TropicalStormData?

TropicalStormData gives you time-series data on tropical storms. In the property list there is not a location (geographic coordinates) property listed. There are ...
1
vote
0answers
41 views

Can I import (and repair) damaged GIS shape files?

Five GIS shape files are available online at http://www.utahcounty.gov/OnlineServices/maps/DataLayers.asp. Mathematica 10 imports 4 of the 5 files just fine (in the sense that, after download, ...
0
votes
0answers
52 views

GeoLabels/Tooltips in Geographic Plots from Dataset

I am looking to plot a list of list of regions, and attach some data to the GeoLabel. All the data is stored right now in a Dataset that contains entries of the form ...