Topo 101
Airphotos 101
Origins of Canada's Geographical Names
Site map
Contact the Centre for Topographic Information (Ottawa)
Legend - Topographic Map Search ...
Georeferenced Airphoto: Showing the site and the road.
Digital Elevation Model: represents the lay of the land.
Synthetic Hillshade: provides a more evocative representation of landform.
10-10: A vertical airphoto is taken from a flying height of 5000 ft relative to the ocean with a camera having a focal length of 6 inches. The flat surface is 1000 ft above sealevel. What is the RF for the resulting photo? ANSWER ...
AirPhoto USA - commercial imagery for those who require detailed photography
GlobalSecurity.org - a fine gallery of imagery
MODIS rapid response system - handpicked images
LSU Earthscan Gallery - the laboratory at LSU
RSI Imagery
Orbimage ...
 See also: Map, Information, Geographic, Origin, Mapping
|
