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Subject
Transportation
22
Inland Waters
14
Roads
12
Rivers
11
Geoscientific Information
8
Hydrography
8
Basins (Geology)
5
Groundwater
5
Hydrogeology
5
Railroads
5
Streets
5
Structure
5
Bridges
4
Trails
4
Administrative and political divisions
3
Elevation
3
Environment
3
Glaciers
3
Planning and Cadastral
3
Waterways
3