Find the distance between one or more cities in the world.
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Travel Guides for 15 Spanish Cities, including Madrid, Barcelona and Seville
Modelling of NTv2 files from Identical Points in two Reference Systems
NTv2Tools - Tools for developing and processing binary and ASCII NTv2 files
TRANSDAT Coordinate conversion and datum shifts with highest accuracy
Master European geography! Includes study mode and two test modes.
A fun, addictive geography game that animates a detailed and colorful world map.
Travel Guides for 94 North American Cities in the United States and Canada!