State Abbreviation - SD
State Capital - Pierre
Largest City - Sioux Falls
Area - 77,121 square miles [South Dakota is the 17th biggest state in the USA]
Population - 754,844 (as of 2000) [South Dakota is the 46th most populous state in the USA] Name for Residents - South Dakotans

Major Rivers - Cheyenne River, Missouri River, James River, White River
Major Lakes - Lake Oahe, Lake Francis Case, Lewis and Clark Lake
Highest Point - Harney Peak - 7,242 feet (2,207 m) above sea level
Lowest Point - Big Stone lake - 962 feet (29.5 m) above sea level
Bordering States - Iowa, Minnesota, Montana, Nebraska, North Dakota, Wyoming

Origin of the Name South Dakota - Dakota was what the Sioux Indians called themselves.
State Nickname - Mount Rushmore State
State Motto - "Under God the people rule"
State Song - Hail, South Dakota