🌊The Mississippi-Missouri river system is the longest in North America, while the Mississippi has the largest water volume and discharge.
🗻Denali in Alaska is the tallest mountain on the continent, while Mauna Kea in Hawaii is the largest overall (when measured from its base below sea level).
🌌Mammoth Cave in Kentucky is the longest cave in North America, with over 420 miles of explored passages.
🌊The Bering Glacier in Alaska is the largest glacier on the continent, covering approximately 1,900 square miles.
🏜️The Grand Canyon in Arizona is the longest canyon in North America, stretching for 277 miles and offering breathtaking views.