GIS Data Gateways, Sources and Viewers

Web Viewers:

Virtual Earth (generally better aerial photography for UK)
Google Earth (generally better aerial photography for US)
LiveMap (Virtual Earth is 3D version)
NASA World Wind

Data Sources for UK:

If you're at a subscribing University: most Ordinance Survey data is avaialble via Edina's Digimap

Data Sources for USA:

GENERAL:

USDA Natural Resource Conservation Service's Geospatial Data Gateway
GEON Portal- Geosciences Network Data Portal (includes free LiDAR)

IDAHO:

ISU GIS Training and Research Center Geospatial Datasets
INSIDE Idaho (Interactive Numeric and Spatial Information Data Engine hosted by University of Idaho)

River Links Menu