| 184 | A Quiz About Canals |
| 181 | Fictional Aquatic Creatures Under the Sea |
| 180 | Maritime Disasters Quiz |
| 178 | 5 Closest U.S. States to Every Great Lake |
| 177 | 20 longest rivers in Poland |
| 176 | Biggest South China Sea Cities Quiz |
| 175 | Bodies of Water from Chicago to the Ocean |
| 172 | Bodies of Water from Kuwait City to the Ocean |
| 172 | Countries Across the Ocean from India |
| 172 | U.S. States Closest to the Pacific Ocean Without a Shoreline |
| 168 | Gulf of Thailand Countries |
| 168 | 10 Longest rivers in Canada |
| 166 | Bay, Desert, Lake, Mountain, River or Swamp - US Geography Click Quiz |
| 162 | Cities on the Gulf of Mexico by a Clue |
| 161 | Major Rivers Sourced on the Tibetan Plateau |
| 160 | Click the Country - Lake |
| 158 | Biggest Cities on the Hudson River on a Map |
| 157 | Most Populous Country by River |
| 156 | The Italian Lakes on a Map |
| 154 | Seas of Greece |
| 153 | Costal U.S. States That Reach Furthest Inland |
| 151 | Biggest Cities on the Ohio River on a Map |
| 151 | Countries that Border the Indian Ocean |
| 150 | US States Named After Rivers |
| 150 | Trace the Borders of Switzerland |
| 150 | Countries Across the Ocean from Canada |
| 149 | Biggest Cities on the Missouri River on a Map |
| 148 | Ohio River States Empty Map Quiz |
| 146 | Largest City on Each River |
| 146 | Bodies of Water from Port Said to the Ocean |
| 145 | Ultimate English Lake District (with map) |
| 145 | Brazilian Rivers |
| 145 | Rivers of North America: Sudden Death |
| 144 | Around the World: Toronto to Mumbai |
| 139 | Countries with Interrupted Coasts |
| 132 | All Cities on the Black Sea Coast |
| 131 | Biggest New Zealand Lakes on a Map |
| 131 | Guess the Mystery River |
| 131 | Biggest Cities on the Great Lakes on a Map |
| 129 | French departments by rivers that flow through them |
| 128 | Biggest Cities on the Arkansas River on a Map |
| 127 | Bodies of Water by Letter - M |
| 125 | Biggest Cities on the Rio Grande River on a Map |
| 124 | Ohio River States |
| 124 | U.S. Presidents From West of the Mississippi River |
| 124 | Countries that are Also Gulfs |
| 123 | Mountain, River, or Island? |
| 120 | Atlantic Nations that Border other Oceans |
| 119 | Countries on the Caspian Sea with a Map |
| 118 | Biggest Lakes of Ontario |
| 115 | Asian East Coast |
| 115 | Five Biggest Cities by River |
| 115 | Biggest Cities on the Delaware River on a Map |
| 114 | American Atlantic Coast |
| 114 | 25 largest lakes in Europe |
| 113 | Countries by Product of Area, Coastline & Population |
| 112 | 7 Longest Rivers in Southern Africa |
| 111 | Countries with the Shortest Coasts Relative to Border Length |
| 111 | Random River by City |
| 111 | Flags of the Danube River Countries |
| 109 | Around the World - Budapest to Mumbai |
| 109 | Longest River by Letter |
| 107 | Biggest Cities on the Tennessee River on a Map |
| 105 | Bodies of Water around Siberia |
| 104 | Countries with the Shortest Borders Relative to their Coasts |
| 104 | Random River to Country |
| 103 | Longest Rivers Entirely in the United States |
| 103 | Longest European Rivers With a National Capital on Their Shore |
| 103 | Biggest Cities on the Columbia River on a Map |
| 102 | Name a Valid U.S. State - Rivers and Basins |
| 102 | U.S. States Closest To The Great Lakes Without Bordering |
| 101 | Malawi Lake Bordering Countries |
| 100 | Biggest Cities on the Colorado River on a Map |
| 98 | Longest Rivers in the EU |
| 98 | Bodies of Water around European Russia |
| 96 | Around the World - St. Petersburg to Athens |
| 95 | Which Asian Lake? |
| 95 | Largest Lakes by Country |
| 94 | Congo River Basin Countries |
| 93 | Longest World Rivers With a National Capital On Their Shore |
| 93 | All Cities on the North Sea Coast |
| 93 | Lakes by Satellite Image #1 |
| 92 | U.S. State Capitals Closest to the Atlantic Ocean |
| 92 | Largest cities of the Rhine river basin on a map |
| 91 | Biggest Cities on the Snake River on a Map |
| 91 | Continental Countries with the Shortest Coastlines |
| 90 | Niger River Countries |
| 90 | Rivers that flow through four or more countries |
| 89 | Biggest Cities on the Red River on a Map |
| 89 | Black Sea Countries - Sudden Death |
| 89 | Countries with the Largest Lakes - With Hints |
| 89 | Countries and Territories With Shortest Coastlines |
| 88 | Countries that Border the Black Sea |
| 88 | Asian Countries Without Rivers |
| 88 | Rivers By Picture |
| 87 | Bodies of water by bordering countries |
| 87 | Largest lakes of Canada by surface area |
| 87 | Locate the Lake! |
| 85 | Flags of the Mekong River Countries |
| 85 | World Rivers by Wikipedia Descriptions |
| 85 | Bodies of Water around the Indo-China Peninsula |
| 85 | Colorado River States |
| 85 | Biggest Lakes in Finland |
| 84 | Largest Lakes in Sweden and Finland |
| 83 | Countries With the Most Superyachts |
| 81 | 10 Biggest Lakes in the World |
| 80 | Inter-Continental Seas |
| 80 | Countries With No Rivers - Sudden Death |
| 78 | Around the Baltic Sea |
| 76 | U.S. State Capitals Closest to the Pacific Ocean |
| 75 | Countries with Equal Coasts and Borders |
| 75 | Longest Tributaries of the Amazon River |
| 75 | Most and Least Dense U.S. States on Each Side of the Mississippi River |
| 74 | Reveal the River! |
| 73 | Asian Indian Ocean Coast |
| 72 | Largest Cities on the Black Sea |
| 73 | Longest U.S. Rivers With a State Capital Alongside Them |
| 71 | Cities on the Columbia River Basin with a Map |
| 71 | 10 largest lakes in Norway |
| 71 | Countries with Largest Water Area |
| 71 | Largest Seas of the Southern Ocean |
| 70 | Great Lakes Trivia |
| 70 | Around the World - Bangkok to London |
| 69 | Name a Valid U.S. State - Lakes and Reservoirs |
| 69 | Going Down the Mississippi River |
| 69 | Basic River Knowledge #1 |
| 69 | Black Sea Cities - Sudden Death |
| 67 | Almost Red Sea Countries |
| 66 | Countries A-Z with the Longest Coastline |
| 66 | US Cities on the Correct Side of the Mississippi River - Sudden Death |
| 65 | Top Ten Lakes: Trifecta |
| 64 | Largest cities of the Saint-Lawrence river basin on a map |
| 64 | Around the World - Seoul to Mumbai |
| 64 | Name a Valid State on That River #2 |
| 62 | Around the World - Baghdad to Lagos |
| 62 | Largest Lakes in Manitoba Quiz |
| 62 | Longest Rivers in Finland |
| 61 | Biggest Rivers by Discharge |
| 59 | Word Scramble Chain - Bodies of Water |
| 58 | Countries with the most lakes |
| 58 | European Capitals and their Rivers |
| 57 | Lake Constance Cities on a Map |
| 55 | Largest Lakes In Finland |
| 55 | Seas - Earth or Moon? |
| 54 | Shellfish Dishes - Sudden Death |
| 55 | Global Chokepoints |
| 54 | States in the Ohio River Watershed |
| 52 | Lakes by City |
| 46 | Countries that border that River |
| 44 | Caspian Sea Cities - Sudden Death |
| 44 | U.S. State Capitals Closest to the Missouri River |
| 44 | Largest Lakes in New Zealand |
| 43 | Lakes of Ohio |
| 43 | Basic River Knowledge #2 |
| 43 | Random City to River |
| 42 | Most Guessed Seas |
| 42 | The Finger Lakes Quiz |
| 39 | Largest Lakes in Uganda |
| 39 | Lakes by Satellite Image #2 |
| 38 | Great Lakes Map Quiz - Sudden Death |
| 38 | Chocolatier, Canton, Watchmaker, or Lake - A Switzerland Click Quiz |
| 38 | Biggest Caspian Sea Cities Quiz |
| 38 | Which countries and seas, rivers and lakes border Israel |
| 36 | Countries Farthest From the Pole of Inaccessibility |
| 35 | Countries Sharing Geographical Features |
| 34 | Countries, waters, rivers and seas bordering the North Sea |
| 34 | Three Longest Rivers in Mongolia |
| 33 | Biggest Lakes in Malawi |
| 33 | Click the Great Lakes on a map |
| 32 | The Amazon Rainforest |
| 31 | Longest Rivers in Alaska |
| 28 | Non-Mississippi River States |
| 28 | Flyover Seas |
| 27 | Drava River Countries |
| 26 | Countries by Longest River |
| 26 | Lake or Sea? |
| 25 | Flags of the Black Sea countries - Sudden Death |
| 26 | Famous Sailors |
| 23 | Countries With The Largest EEZ’s |
| 23 | Three Cities, One River: Click Quiz |
| 23 | Name a Valid U.S. State Bordering Lakes |
| 21 | Sea or Ocean |
| 21 | Trace the Coast of Hispaniola |
| 21 | Longest River in Each State |
| 21 | Bodies of Water with Train Ferries |
| 21 | Trace the Outline of Djibouti with a Map |
| 20 | Lakes by Satellite Image #4 |
| 20 | Countries Closest to the Caspian Sea |
| 20 | Lakes by Satellite Image #3 |
| 19 | Largest lakes in Denmark |
| 18 | Name the Country from the Lake |
| 17 | Name the seven seas - name the classic seas of the distant past |
| 16 | Lakes by State Quiz |
| 15 | Largest Islands in the Great Lakes Quiz |
| 15 | Great Lakes States by Coastline |
| 15 | 20 longest nordic rivers |
| 14 | Countries Closest to the Caspian Sea |
| 13 | 20 largest nordic lakes |
| 12 | 20 largest nordic rivers |
| 12 | Longest Tributaries |
