HEATKEYS

Learn all about sailing and how to sail, navigate, and maintain a boat. Included are common types of boats, equipment and gear, and laws and regulations that govern sailing. Learn too about popular sailing areas and destinations, and move on to advan...

P-Sea WindPlot II is a software program that can display many types of raster and vector nautical charts called moving maps, including; MapTech, BSB4, BSB

Marine navigation reference collection & FREE digital charting products from NOAA (Raster and ENC navigation charts). Save hundreds of hours of download time for a nominal fee. All charts organized and indexed.

Browse thousands of messages related to treasure hunting, archaeology, history, metal detecting, relic hunting, caches, sunken treasures, shipwrecks, buried treasures, gold prospecting and more! Participate in our online treasure hunt!

GPS Visualizer is a free utility that creates customizable maps and profiles from GPS data (tracklogs & waypoints), addresses, or coordinates.

Bigdumboat. OpenCPN developer

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The District Bridge is made up of volunteers elected from members of the squadrons. They include the District Commander, five Lieutenant Commanders and many committee volunteers from within the squadrons. As leaders of this level they support, promot...

Laptop GPS World - news, reviews, and discussion focused on Sat Nav / GPS navigation for laptop PC, netbook, notebook, tablet, UMPC, and CarPC

Mp3Car Car Computers Mobile Computing

Support the Nation’s Commerce with Information for Safe, Efficient, and Environmentally Sound Transportation.

From raw data to report ready plots in under five minutes. DatPlot quickly creates strip charts with scatter and lines graphs. Plotting data with dynamic zooming and panning has never been easier.