Land Surveying National Resources

• Australian Government Department of Industry, Tourism and Resources  - Highlights particulars on maps, images, data and publications. Includes links to topics like minerals, oil and gas, geodesy, geomagnetism, earthquakes, and more.
• Bureau of Land Management  - Takes charge to U.S.' public lands. With news, activities, and department directory.
• Federal Geographic Data Committee  - Explains purpose of the group, participants, data and services, standards, grants, and training.
• Florida Geomatics  - Compiles information related to the fields of and surveying, geographic information systems, geodesy, global positioning, photogrammetry, remote sensing, hydrographic surveying, cartography and planning.
• National Geodetic Society  - Includes aeronautical data, geodetic tool kit, organization history, products and services. Plus get list of upcoming events and news.
• Resurvey  - Privately supported site showcases reference for land surveyors doing public land survey systems.
• U.S. Naval Observatory  - One of the oldest scientific agencies in the U.S. which handles precise time, astrometry, earth orientation parameters, and other astronomical data for accurate navigation and fundamental astronomy.