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Start Over Author National Geospatial-Intelligence Agency Subject Hydrology Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. VMap1 Aqueducts, Lines

Datasets Harvard University Public content
1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing aqueducts and canals located throughout current Vmap geographic coverage areas. Objects in this ...

2. VMap1 Aqueducts, Points

Datasets Harvard University Public content
1995. National Geospatial-Intelligence Agency. This datalayer is a point coverage representing aqueduct features such as canals and shafts. Objects in this layer have FACC (Feature and Attribute...

3. VMap1 Inundation Areas

Datasets Harvard University Public content
1995. National Geospatial-Intelligence Agency. This datalayer is a polygon coverage representing land areas which are subject to inundation (flooding) located throughout current VMap1 geographic...

4. VMap1 Trees, Polygons

Datasets Harvard University Public content
1995. National Geospatial-Intelligence Agency. This datalayer is a polygon coverage representing trees and forested areas located throughout current VMap1 geographic coverage areas. Features in ...