What is the name of the mountain range that includes Mount Rainier and Mount Hood?

Which river forms the border between Oklahoma and Texas for much of its length? Which river forms much of the border between Oregon and Washington? Which of the Great Lakes lies entirely within the United States? What is the name of the mountain range that runs through the eastern United States? Who was the wife of George Washington? Which First Lady famously saved a portrait of George Washington when the British burned the White House? Which First Lady wrote letters urging her husband to "remember the ladies"? Which First Lady later served as a U.S. delegate to the United Nations and chaired the drafting of the Universal Declar…