| Taken | Quiz |
|---|
| 1,521 | Cities With Largest Skylines - Top 100 |
| 1,518 | Main International European Airport Codes |
| 1,498 | Tourist Route of Europe #2 |
| 1,492 | Cities With More Than 3 Airport |
| 1,489 | UK Cities With Busiest Airports |
| 1,486 | ICAO Airport Codes Quiz |
| 1,484 | IATA Airport Codes by City (WORLD) |
| 1,480 | World Attractions Quiz |
| 1,477 | Busiest 25 UK and Ireland Airports |
| 1,476 | Best Airlines In The World |
| 1,452 | Airlines By Main Hub |
| 1,452 | U.S. States by Busiest Airport |
| 1,443 | Amsterdam Airport (AMS) Destinations |
| 1,429 | U.S. City Skyline Quiz (difficult) |
| 1,424 | Emirates Airline Destinations on a Map |
| 1,413 | Lonely Planet country travel guides |
| 1,411 | Airlines serving Sydney Airport |
| 1,387 | Countries that Visit Sweden the Most |
| 1,381 | Lonely Planet's Best in Travel - Top 10 Countries |
| 1,363 | Top Destinations from Seattle Tacoma International Airport |
| 1,348 | Airlines at Dulles (IAD), Washington DC |
| 1,337 | Countries by Airlines Map Quiz |
| 1,334 | Airlines & Alliances |
| 1,335 | Five Busiest Airports by Letter |
| 1,310 | SAS Scandinavian Airlines destinations |
| 1,310 | United Kingdom National Parks |
| 1,301 | Most Visited Countries by Germans |
| 1,290 | World's Most Visited Museums |
| 1,286 | Flag Carrier Airlines by Picture |
| 1,271 | Airlines based in South East Asia |
| 1,270 | Top 10 Most Visited Countries |
| 1,264 | New York Tourist Attractions |
| 1,256 | National Forests of the United States on a Map |
| 1,256 | 250 Busiest Airport IATA Codes |
| 1,241 | World's Top 100 Airports (2013) |
| 1,242 | Cities With the Most Five-Star Hotels |
| 1,228 | Most Popular Destinations for American Citizens |
| 1,227 | 9 Least Visited Countries in Asia |
| 1,222 | Longest and Shortest Non-Stop Routes Operated by Airbus A380 |
| 1,218 | Airports by IATA Code |
| 1,212 | Top 10 Busiest Airports in Africa |
| 1,209 | Busiest Air Routes From London |
| 1,205 | Cities by Famous Street #2 |
| 1,189 | Tourist Route of the USA |
| 1,188 | Asian Cities with the Most Tourists (with a map) |
| 1,183 | U.S. National Parks By Photo |
| 1,168 | Chicago O'Hare Airport (ORD) Destinations |
| 1,164 | Country by Tourist Attraction #1 |
| 1,157 | Airlines that Serve the Most Countries |
| 1,156 | Busiest Airports in the Middle East |
| 1,150 | Forbes 20 most visited cities of 2014 |
| 1,144 | Most Visited Countries by Finns |
| 1,136 | 15 Cities with Busiest Airports |
| 1,129 | Cities by Museum |
| 1,121 | U.S. States by National Parks and Borders in 45 Seconds |
| 1,114 | Countries that Visit Germany the Most |
| 1,114 | Countries Outside Europe with Direct Flights to Israel |
| 1,110 | Most Visited Countries by Bulgarians |
| 1,108 | US State by Tourist Attraction #1 |
| 1,097 | Airlines of the UK by IATA code |
| 1,093 | Countries that Visit Slovakia the Most |
| 1,086 | All Lonely Planet guides with a map |
| 1,087 | Top 20 Busiest Airports in the Caribbean |
| 1,078 | Top 10 Airlines |
| 1,064 | Airlines by Tailfin |
| 1,061 | Hartsfield–Jackson Atlanta International Airport (ATL) Destinations |
| 1,055 | International Airlines by 2 Letter Codes |
| 1,043 | Most Visited Countries by Austrians |
| 1,038 | Tourist Route of Asia |
| 1,037 | World's Largest Passenger Airlines by Fleet Size |
| 1,030 | International Car Registration Plates |
| 1,026 | Most Visited Countries by the Dutch |
| 1,018 | Countries that Visit Lebanon the Most |
| 1,015 | Airlines that fly into New Zealand |
| 1,012 | 10 American Countries with the Most Tourists |
| 1,007 | Top 10 destinations from Copenhagen Airport 2013 |
| 1,005 | Most Visited Countries by the Czech |
| 1,002 | Madrid Airport (MAD) Destinations |
| 999 | Hong Kong Airport (HKG) Destinations |
| 992 | Tel Aviv Ben Gurion International Airport Destinations |
| 979 | Airlines of the World 2 |
| 970 | Lufthansa Destinations on a Map |
| 956 | 10 Least Visited Countries in Africa |
| 953 | Cathay Pacific destinations from Hong Kong |
| 949 | Countries that Visit Indonesia the Most |
| 944 | Countries Without Airports |
| 939 | Top 100 Airlines |
| 937 | U.S States by Airport Code |
| 936 | Countries With the Most Tourists By Continent |
| 933 | Houston Intercontinental Airport (IAH) Destinations |
| 931 | Singapore Airlines Destinations |
| 922 | Biggest Airport in each U.S. State |
| 918 | Chinese Airline Hub Cities 大中華區樞紐機場 |
| 918 | (Almost) All U.S. National Parks Map Quiz |
| 917 | Airlines which flies into Sydney |
| 910 | Airlines by Alliance |
| 907 | 25 most visited tourist sites in the USA |
| 904 | Toronto Pearson Airport (YYZ) Destinations |
| 900 | US Designator Airport Codes |
| 897 | Rome-Fiumicino (FCO) Destinations on a Map! |
| 893 | National Parks By Country |
| 894 | Most Visited Countries by British |
| 892 | Category Elimination - US National Parks #2 |
| 887 | All Lufthansa Destinations (2024) |
| 883 | Busiest Airports Worldwide |
| 882 | Skytrax 5 star airlines |
| 881 | San Francisco Airport (SFO) Destinations |
| 879 | Countries Visiting Bosnia and Herzegovina the Most |
| 876 | Country by Tourist Attraction #2 |
| 873 | Busiest Non-Capital City Airports |
| 871 | Southwest Airlines Destinations |
| 862 | Airlines By Their IATA Code |
| 859 | Busiest Flight Destinations from Istanbul |
| 858 | Top 10 Buisiest Airports in Asia |
| 853 | Toronto Pearson Airport Destinations |
| 853 | Airlines serving Montreal (YUL) |
| 851 | Countries that Visit Hungary the Most |
| 849 | Countries Kim Jong-un has visited |
| 848 | Northamerican Airport Code Quiz |
| 846 | Countries That Visit Thailand the Most |
| 844 | Busiest London Underground Stations A-Z |
| 843 | All 419 US National Park Sites on a Map |
| 841 | Countries Where Annual Tourists Outnumber Residents |
| 839 | Top 100 biggest airports in the world |
| 836 | Most Badly Behaved Tourists |
| 836 | Most Popular Destinations for Chinese Citizens |
| 836 | Most Visited Countries by Brazilians |
| 829 | Asian Airport Code Quiz |
| 827 | Most Visited Countries by Chileans |
| 823 | Airlines at CDG/ORY (Paris) |
| 821 | All US Cities that Japan Airlines flies directly to |
| 819 | Top countries by the most international tourism receipts |
| 816 | Countries that Visit Czech Republic the Most |
| 805 | Top 3 Most Powerful Passports by Continent |
| 802 | Busiest air routes from Lisbon |
| 798 | Qatar Airways Destinations on a Map |
| 796 | Countries That Can Be Reached from Los Angeles Airport (LAX) |
| 786 | Random Airport Codes |
| 785 | 10 Least Visited Countries in the Americas |
| 780 | Airlines Serving Toronto (YYZ) |
| 779 | United Airlines Destinations |
| 777 | Airline Tail Logos |
| 776 | US cities with 20 busiest airports |
| 773 | Rome Fiumicino Airport (FCO) Destinations |
| 773 | World's 100 Best Airports 2015 |
| 772 | Europe's busiest airports |
| 769 | Star Alliance Airlines |
| 767 | Hercule Poirot Countries Visited Map |
| 766 | KLM Destinations on a Map |
| 766 | Most Visited U.S. States by Europeans |
| 766 | North American Airports with Transatlantic Flights |
| 765 | Countries Visiting Iceland the Most |
| 765 | Name a valid national park |
| 762 | Countries Visited By Angela Merkel |
| 754 | Most Visited Countries by Lithuanians |
| 754 | Most Visited Tourist Attractions in the USA |
| 751 | "Do Not Travel" countries for UK citizens |
| 747 | Top Destinations from Phoenix Sky Harbors International Airport (PHX) |
| 743 | 11 Busiest Air Routes out of Boston Logan International Airport |
| 741 | Tourist Attractions by Clue |
| 739 | Most Visited U.S. Cities by International Tourists |
| 739 | Vienna Airport (VIE) Destinations |
| 738 | Countries with the Most Tourists A-Z |
| 737 | Most-Visited Countries by Vladimir Putin |
| 734 | Busiest Airports by state |
| 731 | 100 Most Visited Cities in the World (Mastercard) |
| 726 | Most-Visited Countries by South Koreans |
| 721 | Most Visited Cities by Brazilians |
| 720 | Countries that Visit Italy the Most |
| 718 | Countries Visiting Serbia the Most |
| 715 | Most-Visited Countries by Turkish Citizens |
| 714 | Most Visited Countries by Colombians |
| 710 | IATA Airport Codes by City (SOUTH AMERICA) |
| 705 | U.S. Cities with the Most Tourists (with a map) |
| 702 | Countries that Visit Ireland the Most |
| 699 | Least Visited US States |
| 697 | Most-Visited Countries by Polish People |
| 696 | City Skylines Multiple Choice |
| 696 | Airport Codes Part 2 |
| 696 | Air France Destinations |
| 695 | Biggest US Airlines by fleet |
| 688 | Top Destinations from Sydney Airport (SYD) |
| 686 | Airports in Germany |
| 686 | 20 Biggest Airports in Canada |
| 684 | Most Visited Cities In Europe By Picture |
| 680 | Countries that Visit Germany the Most |
| 680 | More Airports Named for People |
| 679 | Input the Airport Codes to the top 60 Busiest US Airports of 2015 |
| 675 | U.S. States With A UNESCO World Heritage Site |
| 674 | Airport Codes |
| 671 | Seattle-Tacoma Airport (SEA) Destinations |
| 667 | Zurich Airport (ZRH) Destinations |
| 665 | Longest Flights by Airports |
| 667 | U.S. Skylines by Silhouette |
| 664 | Cities Served by More Than One Airport |
| 663 | How many airplane logos do you know ? |
