Alaska's new map reflects the changes in our modern understanding of geology as it builds on the past. More than 750 references were used in creating the map, some as old as 1908 and as new as 2015.

Click and drag the marker to where you think North Pole, the suburb of Fairbanks, is on this map of Alaska (it’s the crotch of the “x” that appears when you drag the marker that marks where ...