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America’s claim to the tallest mountain in the region just got a little more tenuous.

According to new data collected by Alaska’s Statewide Digital Mapping Initiative (SDMI), Mount McKinley, also known as Denali, or simply, “The Great One,” is 83 feet shorter than previously thought. The new information, obtained using special radar technology able to penetrate ice and snow, found Denali’s high point to be 20,237 feet, as compared to the 20,320 foot height estimate obtained in 1952 using photogrammetry.

Denali’s smaller size was first discovered back in 2011, when the data from SDMI’s radar planes was analyzed. However, the details were not know to the general public until Wednesday, when Alaska Lt. Gov. Mead Treadwell announced the new height during a symposium of the International Map Collectors’ Society.

“The good news is: Denali is still the tallest peak in North America,” said Treadwell.

At least for now, that position is still relatively safe. The second…

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