Even today in the world of satellite based GPS and the fairly exact positioning information it can provide, it is always best to have a paper chart or map and the needed tools in case your electronic ones fail so you are not left stranded and unable to find your way home.

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Maybe you use a traditional map or a GPS to chart out your course.

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He then plotted the times of the tidal maximums on a map to create a visualization called a co-tidal chart.

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Rather than a micro-managed trade, this weekly chart is to be viewed as a road map to the potential this name has.

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Listen to turn-by-turn directions from the inside of your motorcycle helmet, check your trail map from the handlebars of your mountain bike, plot your chart and find fish on your next boating trip, or steer clear of lightning strikes when flying your jet.

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