| 2020-02-23 | Home of Mount Rushmore: Abbr. |
| 2018-04-10 | Badlands locale: Abbr. |
| 2016-08-16 | Mt. Rushmore's state: Abbr. |
| 2016-04-03 | Lake Oahe locale: Abbr. |
| 2015-04-29 | Neb. neighbor |
| 2014-11-13 | Where I-90 and I-29 cross: Abbr. |
| 2013-10-20 | Mt. Rushmore's home: Abbr. |
| 2013-09-08 | Home of Wind Cave Natl. Park |
| 2012-07-07 | Home to Ellsworth A.F.B. |
| 2012-05-03 | Its state sport is rodeo: Abbr. |
| 2011-05-20 | Only U.S. state in which the name of the state and its capital share no letters: Abbr. |
| 2011-05-05 | It's bisected by the Missouri R. |
| 2011-04-17 | Pierre is there: Abbr. |
| 2011-01-10 | Pierre's state: Abbr. |
| 2010-10-13 | Badlands locale: Abbr. |
| 2010-09-09 | Wounded Knee's locale: Abbr. |
| 2010-02-28 | Neb. neighbor |
| 2009-10-25 | Its motto is "Under God, the people rule": Abbr. |
| 2009-08-23 | Neb. neighbor |
| 2008-11-02 | Home of Rapid City: Abbr. |
| 2008-06-17 | Mt. Rushmore's locale: Abbr. |
| 2008-01-24 | Where Wounded Knee is: Abbr. |
| 2007-01-10 | Mount Rushmore's state: Abbr. |
| 2005-12-18 | Neb. neighbor |
| 2005-02-03 | Mt. Rushmore's place: Abbr. |
| 2004-11-10 | Badlands Natl. Park's state |
| 2003-07-22 | Mount Rushmore locale: Abbr. |
| 2003-07-17 | Admission of 1889: Abbr. |
| 2003-06-11 | Badlands state: Abbr. |
| 2002-09-06 | Wind Cave Natl. Park locale |
| 2002-05-19 | Neb. neighbor |
| 2001-01-24 | Nebr. neighbor |
| 2000-12-20 | Badlands Natl. Park locale |
| 2000-11-09 | Minn. neighbor |
| 2000-03-09 | Mont. neighbor |
| 2000-03-01 | Minn. neighbor |
| 1999-05-10 | Pierre's state: Abbr. |
| 1999-03-12 | Badlands Natl. Park locale |
| 1998-07-30 | Wounded Knee locale: Abbr. |
| 1997-06-04 | Mt. Rushmore's state: Abbr. |
| 1997-04-09 | Neighbor of Minn. |
| 1997-04-08 | Mount Rushmore's site: Abbr. |
| 1996-10-26 | Mt. Rushmore site |
| 1996-10-17 | Neb. neighbor |
| 1996-08-10 | Neb. neighbor |
| 1995-06-25 | Neighbor of 16-Down: Abbr. |
| 1993-12-28 | It's north of Neb. |