10 most difficult borders riddles A list of ten (out of 21) borders related questions that are the most often answered incorrectly Borders quiz How many countries does Spain share a land border with?5. It's France, Portugal, Andorra, Morocco (Ceuta) and UK (Giblartar)very hard 17% 2226%3339%4416%5517%Created by: globalquiz.org. Statistics based on 4693 answers in 2 languages »geography of Spain riddles » Which country has the longest combined land border?China's combined land border measures 22,117 km (13,743 mi) from the mouth of the Yalu River to the Gulf of Tonkin. China borders 14 nations, more than any other country except Russia, which also borders 14.very hard 36% RussiaRussia49%United StatesUnited States8%BrazilBrazil6%ChinaChina36%Created by: globalquiz.org. Statistics based on 10699 answers in 2 languages »country records riddles » Which country borders Argentina?Bolivia. Argentina borders Chile, Bolivia, Paraguay, Brazil and Uruguay.very hard 37% ColombiaColombia12%EcuadorEcuador18%PeruPeru31%BoliviaBolivia37%Created by: globalquiz.org. Statistics based on 2147 answers in 9 languages »Bolivia riddles » Which country borders Thailand?Cambodia. Thailand borders Myanmar, Laos, Cambodia and Malaysia.hard 46% IndiaIndia7%IndonesiaIndonesia19%VietnamVietnam26%CambodiaCambodia46%Created by: globalquiz.org. Statistics based on 3031 answers in 9 languages »Thailand riddles » Which European country shares border with the largest number of neighbors?Germany has 9 neighbors (France, Luxembourg, Belgium, Netherlands, Denmark, Poland, Czech Republic, Austria, Switzerland). Other countries with numerous neighbors are Serbia (8), France (8), Hungary (7) and Poland (7).hard 47% AustriaAustria10%GermanyGermany47%PolandPoland31%HungaryHungary10%Created by: globalquiz.org. Statistics based on 20364 answers in 2 languages »countries riddles » Which country borders Mexico?Guatemala. Mexico borders United States, Guatemala and Belize.hard 48% GuatemalaGuatemala48%HondurasHonduras17%Costa RicaCosta Rica12%PanamaPanama21%Created by: globalquiz.org. Statistics based on 3154 answers in 9 languages »Guatemala riddles » Which country borders Ukraine?Hungary. Ukraine borders Russia, Belarus, Poland, Slovakia, Hungary, Romania, and Moldova.hard 48% LithuaniaLithuania14%HungaryHungary48%BulgariaBulgaria19%GeorgiaGeorgia17%Created by: globalquiz.org. Statistics based on 3518 answers in 9 languages »Hungary riddles » Which river forms the border between Russia and China?Amur River. Russians settled the area after 1858, when China ceded parts of Outer Manchuria to Russia after the Second Opium War.hard 49% Lena RiverLena River10%Amur RiverAmur River49%Angara RiverAngara River11%Yangtze RiverYangtze River28%Created by: globalquiz.org. Statistics based on 6050 answers in 9 languages »Eastern Europe riddles » Which European country is currently not neighboring any more any of the countries it had a border with in 1980?Poland. Back in 1980, Poland had land borders with Soviet Union, Czechoslovakia and German Democratic Republic. Today it is neighboring Germany, Czech Republic, Slovakia, Ukraine, Belarus, Lithuania and Russia.hard 55% HungaryHungary7%AlbaniaAlbania28%PolandPoland55%RomaniaRomania8%Created by: Monica Stiller. Statistics based on 29211 answers in 4 languages »Poland riddles » Which country borders South Africa?Botswana. South Africa borders Namibia, Botswana, Zimbabwe, Mozambique, Swaziland and Lesotho.hard 55% AngolaAngola19%MauritaniaMauritania11%BotswanaBotswana55%SenegalSenegal14%Created by: globalquiz.org. Statistics based on 3059 answers in 9 languages »South Africa riddles » Play borders quiz and see all the questions.