John Harrison and the Longitude Problem (Popularity: )

The story behind the manufacture of John Harrison's marine timekeepers, which allowed early sailors to ...

U.S. Coast Guard Navigation Center (Popularity: )

Provides worldwide users with reliable navigation signals, timely operational status, general navigation, and other information.

Degree Confluence Project (Popularity: )

Aims to visit each of the latitude and longitude integer degree intersections in the world, ...

Australian Hydrographic Office (Popularity: )

Includes notices to mariners, copyright and licensing details, and general information about hydrography.

GPS Drawing (Popularity: )

Project featuring a gallery of large-scale drawings derived from Global Positioning System data.

ADS-B: Automatic Dependent Surveillance-Broadcast (Popularity: )

New technology which relies on the satellite-based global positioning system to determine an aircraft's precise ...

Celestial Navigation (Popularity: )

Comprehensive explanation of the art and science of sailing by the stars.

Archaeogeodesy, A Key to Prehistory (Popularity: )

Encompasses ancient surveying, navigation, astronomy, measure of the earth. By James Q. Jacobs.

Wikipedia: Global Positioning System (Popularity: )

Entry on the Global Positioning System (GPS), the only fully-functional satellite navigation system.

GPS TrackMaker (Popularity: )

Offers program to connect handheld GPS to PC. Allows the creation and edition of waypoints, ...

Galileo Global Navigational Satellite System (Popularity: )

European Space Agency project to launch a series of satellites in order to create a ...

NOVA: Lost at Sea - The Search for Longitude (Popularity: )

Companion to the PBS special about the quest for a method of determining a seafaring ...

Wayfinders: A Pacific Odyssey (Popularity: )

Online companion to Wayfinders, the documentary film about a community of Pacific Islanders that builds ...

GpsPasSion (Popularity: )

Aims to share news, reviews, thoughts, personalized assistance, and discounts on GPS systems and navigation ...

USDA Forest Service Global Positioning System (GPS) Page (Popularity: )

Forestry related GPS mapping and GIS applications with emphasis on receiver operation under forest canopy ...

Historical Celestial Atlases on the Web (Popularity: )

Digital editions of various celestial atlases and maps from the middle of the 15th century ...

International GPS Global Positioning System Waypoint Registry (Popularity: )

Building a site where GPS users can exchange information about their travels.

Introduction to GPS Applications (Popularity: )

Contains applications, reviews, and a searchable index of files.

GPS Lodge (Popularity: )

The weblog for those who love GPS systems and the things you can do with ...

HowStuffWorks: How GPS Receivers Work (Popularity: )

Explains how a pocket-sized GPS receiver locates four or more GPS satellites, figures out the ...