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U.S. Digital Topography maps make up an
exceptionally detailed atlas of United States topography. They have a
resolution of 500 feet per pixel and height is indicated by
continuous color variation. Mac PICT files are supplied on 2 CD-ROM,
Windows in TIF format on one CD-ROM for $99. |
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U.S. Digital Topography for GIS - provides
a set of full color, shaded relief maps which can be
geo-referenced in GIS software such as ArcView and ARC/INFO.
These raster maps constitute a highly detailed topographic base over
which vector data features such as streams, roads, etc. can be
overlayed. Files are TIFF format for both Macintosh and Windows on 3 CD-ROM's and priced at $299. |
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Eleven Large Regional Digital Maps - All maps images
on this CD-ROM are TIFF format, RGB 24 bit color, and 72 dpi resolution,
and readable by Macintosh or Windows computers - price $35. Resolution varies
according to the area and ranges from 100 to 200 meters per pixel for US
regional areas, to several thousand meters for globes and world views.
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Special Order - Two highly detailed Digital
Topo maps in TIFF format of North America and Alaska, in color shaded
relief. Both files are available by special order, North America 205 MB
at $130 and Alaska 25 MB at $80.
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Make your own 3D Terrain using MapRender3D software for $295. Uses Digital Elevation Model (DEM) data either a seamless World-wide 1,000 meter resolution supplied with the product, or USGS 100 meter or 30 meter USA DEM's available from the USGS web site.
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USA 100 Meter DEM Available soon in a two CD-ROM set, a complete overlapping DEM database of the Eastern USA and Western USA at 100 meter resolution - equivalent to an 8 Gigabyte DEM database. Define your own DEM extract by latitude/longitude and any of 29 map projections, for use with MapRender3D or any Rendering Engine using DEM input.
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