10 most difficult ge­og­ra­phy riddles

Italian is an official language in Italy, San Marino, Switzerland and the Holy See. Italian is also used in some parts of Slovenia and Croatia.

Spain borders France, Portugal, Andorra, Morocco (Ceuta) and UK (Giblartar)

Prior to Brexit on January 31, 2020, the United Kingdom's exit from the European Union, London was the largest city in the European Union. Now, however, Berlin is the largest city in the European Union with 3.7 million people in its city limits. Berlin is followed by Madrid, Rome, Paris, and Bucharest.

Mount Whitney is the tallest mountain in California, as well as the highest summit in the contiguous United States and the Sierra Nevada—with an elevation of 14,505 feet

The Mid-Ocean Ridge is the longest mountain system in the world.

More than 40% of Australia's land is classified as desert, but almost all of it is located inland. The Great Sandy Desert is the only one to extend to the coast, forming the long sweep of the Eighty Miles Beach (which is actually 140 miles long).

Hispaniola is the second-largest island in the Caribbean (after Cuba). Its total population of 20M is shared almost equally between Haiti and the Dominican Republic. The population of Hispaniola is about twice as large as the population of Cuba (11M).

Tokelau is an island country and dependent territory of New Zealand.Three solar power stations provide 100% of current electrical demand from photovoltaics, with battery backup. The first power station was completed in August 2012. In total, 4,032 solar panels) each, making Tokelau the first nation in the world to be 100% powered by solar power.

Vitoria-Gasteiz is the seat of government and the capital city of the Basque Autonomous Community and of the province of Araba in northern Spain. It holds the autonomous community's House of Parliament, the headquarters of the Government, and the Lehendakari's official residency. Vitoria-Gasteiz's vicinity is home to world-renowned wineries such as Ysios

Shijiazhuang (Chinese: 石家庄, [ʂɻ̩̌.tɕjá.ʈʂwáŋ]) is the capital and largest city of North China's Hebei Province.[1] Administratively a prefecture-level city, it is about 266 kilometres (165 mi) southwest of Beijing,[2] and it administers eight districts, two county-level cities, and 12 counties.