| 2026-04-19 | River through Orsk |
| 2026-03-24 | ___ Mountains, Europe/Asia boundary |
| 2025-10-23 | River through Kazakhstan |
| 2024-06-23 | River through Kazakhstan |
| 2024-05-12 | Russia's ___ Mountains |
| 2024-05-03 | Risk territory between Ukraine and Siberia |
| 2024-01-10 | Eurasian river |
| 2023-08-18 | Russian region |
| 2023-06-12 | ___ Mountains, range from the Arctic Ocean to Kazakhstan |
| 2023-01-28 | Orenburg's river |
| 2022-11-23 | ___ Mountains, formation made by the collision of the continents Laurasia and Kazakhstania |
| 2022-10-06 | Europe's third-longest river |
| 2022-08-09 | Russia's ___ Mountains |
| 2022-02-20 | Neighbor of Siberia, in Risk |
| 2022-01-17 | Russian river |
| 2022-01-07 | ___ Mountains, range crossed on the Trans-Siberian railway |
| 2021-12-21 | Russia's ___ Mountains |
| 2021-11-13 | River that's a letter off from 20-Across |
| 2021-04-07 | ___ Mountains, dividers of Europe and Asia |
| 2021-01-05 | Name of a mountain range or a river |
| 2020-01-07 | River of Eurasia |
| 2020-01-02 | Territory east of Ukraine on a Risk board |
| 2019-10-27 | Third-longest river in Europe, after the Volga and Danube |
| 2019-09-26 | Risk territory that borders Siberia |
| 2019-06-08 | Risk territory bordering Ukraine and Afghanistan |
| 2019-03-04 | Border mountain between Europe and Asia |
| 2019-02-06 | Russia's ___ Mountains |
| 2018-12-09 | Asian territory in Risk |
| 2018-11-01 | River past Orsk and Orenburg |
| 2018-02-18 | River through Russia and Kazakhstan |
| 2018-02-04 | Like Mount Narodnaya |
| 2017-12-13 | Territory north of Afghanistan, in Risk |
| 2017-11-28 | River to the Caspian |
| 2017-11-05 | Territory in Risk |
| 2017-09-06 | River forming part of the boundary between Europe and Asia |
| 2017-08-06 | Asian territory in the game Risk |
| 2017-05-05 | River bisecting Orsk |
| 2016-07-25 | ___ Mountains (range east of Moscow) |
| 2016-07-19 | Eurasia's ___ Mountains |
| 2016-06-24 | Eurasian boundary |
| 2016-04-17 | River past Orsk |
| 2016-02-22 | Russia's ___ Mountains |
| 2015-10-15 | Eurasia's ___ Mountains |
| 2015-10-09 | Risk territory west of Siberia |
| 2015-07-09 | Russia's ___ Airlines |
| 2015-07-05 | It flows to the Caspian |
| 2015-01-25 | Caspian Sea feeder |
| 2014-12-16 | ___ Mountains (continent separator) |
| 2014-11-10 | Russia's ___ Mountains |
| 2014-09-14 | Russia's ___ Airlines |
| 2014-06-24 | Eurasia's ___ Mountains |
| 2014-01-30 | Russian river |
| 2014-01-14 | Russia's ___ Mountains |
| 2013-09-30 | ___ Mountains (Eurasian range) |
| 2013-07-30 | River to the Caspian Sea |
| 2013-06-23 | Caspian Sea feeder |
| 2013-04-09 | River through Kazakhstan |
| 2013-03-26 | Russia's ___ Mountains |
| 2012-12-09 | It flows through Orsk |
| 2012-10-14 | River through Orsk |
| 2012-07-09 | Russia's ___ Mountains |
| 2012-04-15 | Caspian feeder |
| 2012-04-08 | Russia's ___ Mountains |
| 2012-01-27 | Risk board territory |
| 2011-09-20 | River to the Caspian |
| 2011-06-21 | Russia's ___ Mountains |
| 2011-06-14 | Caspian Sea feeder |
| 2011-02-06 | Russian/Kazakh river |
| 2011-01-24 | Russia's ___ Mountains |
| 2011-01-16 | Risk territory east of Ukraine |
| 2010-11-12 | Russia's ___ Airlines |
| 2010-10-26 | ___ Mountains, Europe/Asia separator |
| 2010-10-23 | Territory in Risk |
| 2010-08-07 | The Sakmara feeds it |
| 2010-04-08 | Kazakh river |
| 2009-09-26 | Territory east of Ukraine on a Risk board |
| 2009-08-21 | Caspian Sea feeder |
| 2009-08-03 | ___ Mountains (Asia/Europe separator) |
| 2009-05-29 | The Ilek is one of its tributaries |
| 2009-04-25 | Orenburg is on it |
| 2009-04-05 | Russian river |
| 2009-03-22 | River separating continents |
| 2009-02-28 | Magnitogorsk's river |
| 2008-05-30 | Orsk is on it |
| 2008-04-02 | Europe/Asia boundary river |
| 2007-12-31 | ___ Mountains, Europe/Asia separator |
| 2007-12-26 | Orsk's river |
| 2007-11-30 | 1,575-mile river known to some locals as the Zhayyq |
| 2007-08-02 | River through the Steppes of Asia |
| 2007-03-14 | Europe/Asia border river |
| 2007-03-05 | Eurasia's ___ Mountains |
| 2006-10-20 | Orsk is on it |
| 2006-10-02 | Russia's ___ Mountains |
| 2006-08-10 | River through Kazakhstan |
| 2006-07-09 | River through Kazakhstan |
| 2005-11-01 | River to the Caspian |
| 2005-10-27 | Orenburg's river |
| 2005-08-22 | Eurasia's ___ Mountains |
| 2005-08-16 | Caspian Sea feeder |
| 2005-07-12 | Russia's ___ Mountains |
| 2005-05-22 | Orsk's river |
| 2005-04-21 | Russian river |
| 2005-02-14 | Russia's ___ Mountains |
| 2005-02-13 | Caspian tributary |
| 2004-12-30 | Russian river |
| 2004-10-27 | Russian river |
| 2004-08-24 | River to the Caspian |
| 2004-01-12 | Russia's ___ Mountains |
| 2003-11-24 | Russian river |
| 2003-11-16 | Continental divide |
| 2003-08-24 | Orsk's river |
| 2003-07-20 | Russian river |
| 2003-06-05 | River that Kazakhs call Zhayyq |
| 2003-04-15 | River to the Caspian |
| 2003-04-02 | Caspian feeder |
| 2003-03-10 | Eurasia's ___ Mountains |
| 2003-02-18 | River to the Caspian |
| 2003-02-02 | River to the Caspian |
| 2002-12-09 | River to the Caspian Sea |
| 2002-12-03 | Russia's ___ Mountains |
| 2002-08-28 | Caspian feeder |
| 2002-08-18 | Russian river |
| 2002-07-11 | River to the Caspian |
| 2002-06-20 | Range separating two continents |
| 2002-02-12 | ___ Mountains (Asian border) |
| 2002-01-20 | ___-Altaic languages |
| 2001-12-23 | Russia's ___ Mountains |
| 2001-09-30 | Orsk's river |
| 2001-09-18 | Russia's ___ Mountains |
| 2001-08-05 | River to the Caspian |
| 2001-07-24 | Caspian feeder |
| 2001-06-26 | Russia's ___ Mountains |
| 2001-05-15 | River to the Caspian |
| 2001-04-24 | Russia's ___ Mountains |
| 2001-02-06 | Russia's ___ Mountains |
| 2000-11-30 | River to the Caspian |
| 2000-10-10 | Russia's ___ Mountains |
| 2000-07-13 | Orenburg's river |
| 2000-05-13 | ___-Altaic languages |
| 2000-04-11 | Russian river |
| 2000-01-24 | Russia's ___ Mountains |
| 1999-11-26 | Part of the Europe-Asia boundary |
| 1999-10-08 | It flows for 1,575 miles |
| 1999-10-07 | Caspian feeder |
| 1999-05-08 | Europe's third-longest river |
| 1998-12-17 | ___-Altaic languages |
| 1998-10-19 | Caspian Sea feeder |
| 1998-09-17 | Orsk's river |
| 1998-06-29 | Russia's ___ Mountains |
| 1998-05-05 | Russia's ___ Mountains |
| 1998-03-19 | Russian river |
| 1998-01-28 | Russia's ___ Mountains |
| 1998-01-18 | River to the Caspian |
| 1997-10-27 | Russian river or mountain |
| 1997-09-30 | Russia's ___ Mountains |
| 1997-09-26 | Caspian Sea feeder |
| 1997-06-16 | ___ Mountains (edge of Asia) |
| 1997-06-10 | River of Russia |
| 1997-04-04 | River at Orsk |
| 1996-07-28 | River to the Caspian |
| 1996-05-09 | Caspian Sea feeder |
| 1996-04-10 | Russian river |
| 1996-03-19 | Russian river |
| 1996-01-15 | Caspian Sea feeder |
| 1995-12-25 | Russia's ____ Mountains |
| 1995-11-13 | Russia's ____ Mountains |
| 1995-08-10 | Russian river |
| 1995-08-06 | Russia's _____ Mountains |
| 1995-03-12 | Caspian tributary |
| 1995-02-27 | Russia's _____ Mountains |
| 1995-02-21 | Eurasia's _____ Mountains |
| 1995-02-20 | Caspian feeder |
| 1994-11-30 | Russia's _____ Mountains |
| 1994-11-17 | Orsk's river |
| 1994-08-30 | Mountain of central Russia |
| 1994-08-12 | _____ -Altaic (language group) |
| 1994-08-11 | Caspian feeder |
| 1994-07-12 | Russia's _____ Mountains |
| 1994-06-26 | ___ Mountains |
| 1994-06-20 | River to the Caspian |