 National Blueberry Muffin Day. And it was on this date in history in 1955, the United States Air Force Academy dedicated in Colorado Springs, Colorado. And on this date, 17 years ago today, 2007, Lady Bird Johnson, widow of former President Lyndon Johnson, died at the age of 94. The Head Start program and her work with her husband in the war and poverty, among her many accomplishments, Lady Bird Johnson's legacy also included love of nature and bringing to the spotlight and the importance of conserving the environment.