| Taken | Quiz |
|---|
| 1,525 | Cities With Largest Skylines - Top 100 |
| 1,523 | Main International European Airport Codes |
| 1,501 | UK Cities With Busiest Airports |
| 1,499 | Tourist Route of Europe #2 |
| 1,494 | Cities With More Than 3 Airport |
| 1,492 | ICAO Airport Codes Quiz |
| 1,485 | IATA Airport Codes by City (WORLD) |
| 1,482 | Best Airlines In The World |
| 1,480 | Busiest 25 UK and Ireland Airports |
| 1,480 | World Attractions Quiz |
| 1,474 | U.S. States by Busiest Airport |
| 1,456 | Airlines By Main Hub |
| 1,447 | Amsterdam Airport (AMS) Destinations |
| 1,435 | U.S. City Skyline Quiz (difficult) |
| 1,436 | Emirates Airline Destinations on a Map |
| 1,414 | Lonely Planet country travel guides |
| 1,413 | Airlines serving Sydney Airport |
| 1,389 | Countries that Visit Sweden the Most |
| 1,382 | Lonely Planet's Best in Travel - Top 10 Countries |
| 1,364 | Top Destinations from Seattle Tacoma International Airport |
| 1,354 | Airlines at Dulles (IAD), Washington DC |
| 1,341 | Countries by Airlines Map Quiz |
| 1,340 | Five Busiest Airports by Letter |
| 1,334 | Airlines & Alliances |
| 1,327 | National Forests of the United States on a Map |
| 1,310 | SAS Scandinavian Airlines destinations |
| 1,310 | United Kingdom National Parks |
| 1,306 | Most Visited Countries by Germans |
| 1,294 | World's Most Visited Museums |
| 1,289 | Flag Carrier Airlines by Picture |
| 1,275 | Top 10 Most Visited Countries |
| 1,275 | 250 Busiest Airport IATA Codes |
| 1,272 | Airlines based in South East Asia |
| 1,265 | New York Tourist Attractions |
| 1,247 | Cities With the Most Five-Star Hotels |
| 1,241 | World's Top 100 Airports (2013) |
| 1,234 | 9 Least Visited Countries in Asia |
| 1,229 | Most Popular Destinations for American Citizens |
| 1,227 | Longest and Shortest Non-Stop Routes Operated by Airbus A380 |
| 1,224 | Airports by IATA Code |
| 1,213 | Top 10 Busiest Airports in Africa |
| 1,210 | Busiest Air Routes From London |
| 1,208 | Cities by Famous Street #2 |
| 1,190 | Tourist Route of the USA |
| 1,189 | Asian Cities with the Most Tourists (with a map) |
| 1,185 | U.S. National Parks By Photo |
| 1,174 | Countries Where Tourists Outnumber Locals |
| 1,168 | Chicago O'Hare Airport (ORD) Destinations |
| 1,166 | Country by Tourist Attraction #1 |
| 1,162 | Airlines that Serve the Most Countries |
| 1,159 | Busiest Airports in the Middle East |
| 1,150 | Forbes 20 most visited cities of 2014 |
| 1,149 | Most Visited Countries by Finns |
| 1,144 | Cities by Museum |
| 1,142 | 15 Cities with Busiest Airports |
| 1,125 | U.S. States by National Parks and Borders in 45 Seconds |
| 1,118 | Countries Outside Europe with Direct Flights to Israel |
| 1,116 | Countries that Visit Germany the Most |
| 1,112 | Most Visited Countries by Bulgarians |
| 1,108 | US State by Tourist Attraction #1 |
| 1,098 | Airlines of the UK by IATA code |
| 1,095 | Countries that Visit Slovakia the Most |
| 1,090 | Top 20 Busiest Airports in the Caribbean |
| 1,089 | All Lonely Planet guides with a map |
| 1,082 | Top 10 Airlines |
| 1,068 | Airlines by Tailfin |
| 1,063 | Hartsfield–Jackson Atlanta International Airport (ATL) Destinations |
| 1,056 | International Airlines by 2 Letter Codes |
| 1,048 | Most Visited Countries by Austrians |
| 1,040 | Tourist Route of Asia |
| 1,038 | World's Largest Passenger Airlines by Fleet Size |
| 1,035 | Most Visited Countries by the Dutch |
| 1,030 | International Car Registration Plates |
| 1,022 | Countries that Visit Lebanon the Most |
| 1,019 | 10 American Countries with the Most Tourists |
| 1,018 | Airlines that fly into New Zealand |
| 1,011 | Most Visited Countries by the Czech |
| 1,008 | Top 10 destinations from Copenhagen Airport 2013 |
| 1,004 | Hong Kong Airport (HKG) Destinations |
| 1,003 | Madrid Airport (MAD) Destinations |
| 995 | Tel Aviv Ben Gurion International Airport Destinations |
| 983 | Airlines of the World 2 |
| 970 | Lufthansa Destinations on a Map |
| 960 | 10 Least Visited Countries in Africa |
| 956 | Cathay Pacific destinations from Hong Kong |
| 950 | Countries that Visit Indonesia the Most |
| 944 | Countries Without Airports |
| 944 | Top 100 Airlines |
| 938 | Countries With the Most Tourists By Continent |
| 937 | U.S States by Airport Code |
| 935 | Houston Intercontinental Airport (IAH) Destinations |
| 932 | Singapore Airlines Destinations |
| 927 | Biggest Airport in each U.S. State |
| 926 | (Almost) All U.S. National Parks Map Quiz |
| 919 | Chinese Airline Hub Cities 大中華區樞紐機場 |
| 918 | Airlines which flies into Sydney |
| 912 | Airlines by Alliance |
| 908 | 25 most visited tourist sites in the USA |
| 906 | Toronto Pearson Airport (YYZ) Destinations |
| 902 | Rome-Fiumicino (FCO) Destinations on a Map! |
| 901 | US Designator Airport Codes |
| 896 | Most Visited Countries by British |
| 895 | Category Elimination - US National Parks #2 |
| 893 | National Parks By Country |
| 892 | All Lufthansa Destinations (2024) |
| 885 | Countries Visiting Bosnia and Herzegovina the Most |
| 883 | Busiest Airports Worldwide |
| 883 | Skytrax 5 star airlines |
| 882 | San Francisco Airport (SFO) Destinations |
| 877 | Country by Tourist Attraction #2 |
| 874 | Busiest Non-Capital City Airports |
| 872 | Southwest Airlines Destinations |
| 865 | Airlines By Their IATA Code |
| 861 | Busiest Flight Destinations from Istanbul |
| 858 | Top 10 Buisiest Airports in Asia |
| 857 | All 419 US National Park Sites on a Map |
| 856 | Toronto Pearson Airport Destinations |
| 856 | Airlines serving Montreal (YUL) |
| 854 | Busiest London Underground Stations A-Z |
| 853 | Countries Kim Jong-un has visited |
| 858 | Countries that Visit Hungary the Most |
| 850 | Countries That Visit Thailand the Most |
| 849 | Northamerican Airport Code Quiz |
| 843 | Top 100 biggest airports in the world |
| 843 | Countries Where Annual Tourists Outnumber Residents |
| 843 | Most Visited Countries by Brazilians |
| 839 | Most Badly Behaved Tourists |
| 837 | Most Popular Destinations for Chinese Citizens |
| 832 | Most Visited Countries by Chileans |
| 830 | Asian Airport Code Quiz |
| 825 | Airlines at CDG/ORY (Paris) |
| 824 | All US Cities that Japan Airlines flies directly to |
| 819 | Top countries by the most international tourism receipts |
| 818 | Countries that Visit Czech Republic the Most |
| 807 | Top 3 Most Powerful Passports by Continent |
| 805 | Qatar Airways Destinations on a Map |
| 803 | Busiest air routes from Lisbon |
| 798 | Countries That Can Be Reached from Los Angeles Airport (LAX) |
| 788 | Random Airport Codes |
| 788 | 10 Least Visited Countries in the Americas |
| 782 | Airlines Serving Toronto (YYZ) |
| 780 | US cities with 20 busiest airports |
| 780 | United Airlines Destinations |
| 776 | Hercule Poirot Countries Visited Map |
| 775 | World's 100 Best Airports 2015 |
| 774 | Most Visited U.S. States by Europeans |
| 774 | Europe's busiest airports |
| 774 | Rome Fiumicino Airport (FCO) Destinations |
| 771 | Star Alliance Airlines |
| 773 | KLM Destinations on a Map |
| 769 | Countries Visiting Iceland the Most |
| 768 | North American Airports with Transatlantic Flights |
| 768 | Countries Visited By Angela Merkel |
| 766 | Name a valid national park |
| 762 | "Do Not Travel" countries for UK citizens |
| 756 | Most Visited Tourist Attractions in the USA |
| 756 | Most Visited Countries by Lithuanians |
| 749 | Top Destinations from Phoenix Sky Harbors International Airport (PHX) |
| 745 | 11 Busiest Air Routes out of Boston Logan International Airport |
| 742 | Tourist Attractions by Clue |
| 741 | Most-Visited Countries by Vladimir Putin |
| 741 | Most Visited U.S. Cities by International Tourists |
| 740 | Countries with the Most Tourists A-Z |
| 739 | Vienna Airport (VIE) Destinations |
| 739 | 100 Most Visited Cities in the World (Mastercard) |
| 735 | Busiest Airports by state |
| 730 | Most-Visited Countries by South Koreans |
| 726 | Most Visited Cities by Brazilians |
| 725 | Countries that Visit Italy the Most |
| 722 | Countries Visiting Serbia the Most |
| 719 | Most Visited Countries by Colombians |
| 717 | Most-Visited Countries by Turkish Citizens |
| 711 | IATA Airport Codes by City (SOUTH AMERICA) |
| 707 | Countries that Visit Ireland the Most |
| 706 | U.S. Cities with the Most Tourists (with a map) |
| 702 | Most-Visited Countries by Polish People |
| 699 | Least Visited US States |
| 698 | Biggest US Airlines by fleet |
| 698 | City Skylines Multiple Choice |
| 697 | Airport Codes Part 2 |
| 696 | Air France Destinations |
| 688 | Top Destinations from Sydney Airport (SYD) |
| 688 | 20 Biggest Airports in Canada |
| 689 | Most Visited Cities In Europe By Picture |
| 687 | Airports in Germany |
| 683 | Input the Airport Codes to the top 60 Busiest US Airports of 2015 |
| 681 | Countries that Visit Germany the Most |
| 680 | More Airports Named for People |
| 676 | Airport Codes |
| 675 | U.S. States With A UNESCO World Heritage Site |
| 673 | U.S. Skylines by Silhouette |
| 671 | How many airplane logos do you know ? |
| 671 | Seattle-Tacoma Airport (SEA) Destinations |
| 668 | Zurich Airport (ZRH) Destinations |
| 667 | Longest Flights by Airports |
