| 996 | Cities on Random European Rivers on a Map |
| 989 | Countries Bordering Adriatic Sea - Map Quiz |
| 980 | Play Scrabble by Guessing Species of Walrus |
| 983 | River Delta by Country #1 |
| 967 | U.S. Cities Separated By Rivers |
| 966 | Lakes - Sudden Death |
| 959 | Landlocked "Seas" |
| 948 | German Rivers on a Map |
| 947 | Five Biggest Countries by River |
| 945 | 10 Largest Lakes in North America |
| 944 | Longest rivers in Europe |
| 940 | U.S. States and Rivers that Share a Name - Sudden Death |
| 937 | Anagrams - Rivers |
| 907 | Countries whose Coastline is longer than its Borders |
| 903 | Lakes on World Map |
| 870 | Rivers running through capital cities |
| 866 | Biggest rivers in Serbia |
| 853 | Canadian Lakes on a Map |
| 849 | Answers Contain Lake Quiz |
| 849 | Top 5 Longest Rivers by Continent |
| 842 | Caspian Sea General Knowledge |
| 839 | Cities on the North Sea by a Clue |
| 833 | Niger River Countries |
| 820 | Countries with Longest Coastlines by Continent |
| 819 | Marine Food Chain - "Map" Quiz |
| 812 | Name a River A-Z |
| 795 | Countries with the highest coastline:area ratio |
| 785 | Rivers that Form State Borders |
| 784 | A River Doesn't Run Through It |
| 779 | Ocean Currents on the Map |
| 774 | Longest Rivers in the United States in the Map Quiz |
| 773 | Oceans, Seas, Gulfs, Bays & Straits of the World (A-Z) |
| 772 | Lakes by Shape |
| 761 | Great Lakes States and Provinces With an Empty Map |
| 750 | Top 10 Deepest Lakes In The World |
| 744 | Coasts of the World |
| 726 | Rivers of the 25 Largest American Cities |
| 720 | US States with NO coastline |
| 719 | States With a Coastline - Sudden Death |
| 716 | Name the Gulf or Bay from a Clue |
| 701 | Rivers through UK Cities and Towns |
| 674 | Name a Sea or Lake A-Z |
| 672 | Notable Capes on the Map |
| 661 | US states by coastline |
| 661 | 10 Longest Rivers in Africa |
| 651 | 10 Rivers in Bosnia and Herzegovina |
| 650 | Largest River Drainage Basins |
| 650 | Cities on Rivers in the United States on a Map |
| 633 | Famous Rivers in India Quiz |
| 631 | Rivers With Colorful Names 🏞️ |
| 625 | Countries by Sea |
| 621 | African West Coast on a Map |
| 615 | Seas of Asia |
| 614 | Which River Flows Through This City? |
| 611 | Countries without river - Sudden Death |
| 611 | Sources of Rivers #2 |
| 604 | Countries along Americas coastline |
| 601 | All Cities on the Baltic Sea Coast |
| 600 | Name a Valid U.S. State on That River |
| 594 | Islands with Longest Maximum Distances to the Sea |
| 594 | Biggest Countries by Water Area |
| 574 | Rivers by Satellite |
| 573 | Cities on the Baltic Sea by a Clue |
| 564 | U.S. States with No River Borders |
| 557 | Anagrams - Seas |
| 551 | Arctic... or Antarctic? |
| 551 | Famous Ocean Liners |
| 535 | Colorado Rivers Map Quiz |
| 532 | Countries with Lowest Coast-to-Area Ratio |
| 531 | States that touch Río Grande |
| 523 | Rivers going through European Capital Cities: name the Capital |
| 521 | Famous Coasts of the World and History |
| 518 | Countries Named After Rivers |
| 493 | Largest Peninsula by Continent |
| 491 | Countries with at least 2 separate continental coastlines |
| 488 | World Cities on Major Rivers |
| 482 | Biggest Black Sea Cities Quiz |
| 483 | River Decoder |
| 481 | Which European Lake? |
| 476 | Smaller than Oceans, Bigger than Lakes |
| 474 | African Coastline Countries not bordering any Landlocked Countries |
| 470 | Cities on the Indian Ocean by a Clue |
| 467 | Persian Gulf General Knowledge |
| 466 | Countries with Shortest Coastline |
| 460 | English Lake District:16 Largest (with map) |
| 445 | Red Sea countries |
| 440 | 19 Countries with Shortest Coastlines |
| 438 | Famous Bays of the World on the Map |
| 438 | Famous Ships |
| 437 | Countries with more than 1% of the Global Coastline |
| 437 | Austin Bergstrom (AUS) Int'l Airport Destinations |
| 433 | Lakes by Country |
| 432 | Countries with the longest coastlines |
| 432 | Countries with the Most Rivers Over 600 Km |
| 431 | Longest Rivers in Countries 2 |
| 429 | Countries whose Coastline is shorter than all its Borders |
| 427 | Mississippi, Missouri and Ohio River States Empty Map Quiz |
| 421 | Countries that Don't Drain Out to Sea |
| 419 | Scottish Lochs Map (easier version) |
| 413 | Sea of Japan General Knowledge |
| 408 | Biggest Seas of the Arctic Ocean |
| 407 | Longest Rivers by Continent |
| 406 | Capitals on The Atlantic Ocean |
| 405 | American Cities on the Pacific Ocean by a Clue |
| 396 | Cities on the Great Lakes by a Clue |
| 387 | UK Coastal Towns and Cities (with map) |
| 386 | Rivers of Germany |
| 384 | Rivers Forming US State Borders |
| 383 | Swiss Rivers on a Map |
| 375 | Scottish Lochs Map (extreme) |
| 373 | 15 largest landlocked countries |
| 368 | Rhine cities |
| 368 | Cities on the South China Sea by a Clue |
| 367 | Mal's Capital City Rivers |
| 361 | Countries by Lake |
| 353 | Austrian Rivers on a Map |
| 352 | States in USA With Coastline |
| 349 | Red Sea General Knowledge |
| 348 | Rivers by number of countries they pass through... |
| 347 | Bodies of Water by Letter - A |
| 342 | Biggest Cities in the Mississippi River Basin on a Map |
| 337 | Countries That Border More Than One Ocean |
| 337 | Missouri River States Empty Map Quiz |
| 335 | Gulfs and Bays of the United States on the Map |
| 328 | Bodies of Water A-Z |
| 328 | Countries Bordering the Coral Sea |
| 324 | Cities on the Caribbean Sea by a Clue |
| 324 | Countries of Europe by Rivers in 30 Seconds |
| 324 | Lakes - Multiple Choice |
| 323 | Countries with the Longest Coastlines A-Z |
| 323 | Biggest Cities On Danube |
| 322 | Largest River by US State Capital City |
| 322 | Longest rivers in Russia |
| 320 | Famous Coasts (Name the Country) |
| 319 | Capitals on the Baltic Sea |
| 311 | Countries with the Longest Coastlines Bordering Each Other |
| 309 | Countries with over 100,000km of Coastline - QWO1A #6 |
| 307 | US States Named for Rivers |
| 306 | US States by coastline |
| 305 | Which African Lake? |
| 305 | Major Cities on the Danube on a Map |
| 301 | Countries of the Biggest Lakes That Border Several Countries |
| 302 | Click the Correct Ocean by Sea |
| 299 | Trace The Coast And International Borders Of Mexico |
| 299 | Straits and Chokepoints on a Map |
| 291 | Longest River By Continent |
| 290 | Biggest Country by Lake |
| 288 | Biggest Cities On Rhine |
| 286 | Countries Across the Ocean from the United Kingdom |
| 283 | Longest Rivers in Ireland |
| 283 | South China Sea General Knowledge |
| 282 | Click the Country - River |
| 278 | Coastal Capitals - Sudden Death |
| 277 | Countries with Land Area below Sea Level |
| 275 | Atlantic Coast Cities by Pictures |
| 274 | Biggest City by Lake |
| 273 | Bodies of Water by Letter - B |
| 269 | Rivers of the UK - sudden death |
| 262 | Answers Contain "Ocean" |
| 260 | Click the Seven Seas |
| 259 | Countries with the smallest coastlines |
| 259 | Every U.S. State Border River |
| 254 | Top 20 Countries by adjusted Coastline/Area ratio |
| 250 | United States of America with the longest coastlines |
| 247 | River to Country - Tile Select |
| 246 | Random Lakes by Clue |
| 244 | Most Populous River Deltas |
| 241 | Five Countries With Longest Coastline Per Continent |
| 239 | seven rivers of india |
| 237 | Every City on the Great Lakes on a Map |
| 236 | Countries in the "Water Hemisphere" of the Earth |
| 234 | rivers in belgium |
| 229 | Lakes on Borders |
| 229 | Bodies of Water by Letter - M |
| 224 | Great Lakes Quiz |
| 224 | Longest Rivers in a Single Country |
| 219 | Lake Superlatives Quiz |
| 216 | Countries With Colour Rivers |
| 214 | Capitals Located on the Same River |
| 213 | U.S. States Closest to the Atlantic Ocean Without a Shoreline |
| 213 | Top 10 Continental Countries by coastline |
| 213 | Closest Capitals by Lake Quiz |
| 212 | Bodies of Water from Odessa to the Ocean |
| 210 | Name the City on the River (Great Britain & Ireland) |
| 209 | Countries that Border Multiple Oceans |
| 208 | Flags of Red Sea Countries |
| 204 | Biggest Cities on the Mississippi River on a Map |
| 203 | Countries with the Largest Lakes |
| 199 | Gulfs by Clue |
| 195 | River Delta by Country #2 |
| 192 | Biggest Seas of Europe |
| 191 | Trace The Coast And International Borders Of Brazil |
| 189 | Coasts of Florida |
| 189 | 25 longest rivers in Europe |
| 189 | Columbia River Basin on a Map |
| 188 | Countries of Asia by Rivers in 30 Seconds |
| 188 | Bodies of Water around Africa |
| 188 | Coastal U.S States |
| 186 | Longest Rivers In All Countries |
