The National Hydrography Dataset Plus High Resolution map of waterways, created by the US Geological Survey, is the highest-resolution survey of its kind. With nearly 25 million rivers, streams, pipe ...

For most of us, the days of keeping a stash of folded-up maps in the car glovebox are behind us. So in a world of smartphones and GPS, why go to a store that specializes in maps? That’s the question ...

President Donald Trump is renaming the Gulf of Mexico the Gulf of America. But how will that change go into effect – and will ...