European Capitals - Medium

Explanation: Riga is the capital of Latvia and the largest city in the Baltic states. Its historic center is a UNESCO World Heritage Site for its Art Nouveau architecture.

Explanation: Tallinn is the capital of Estonia, renowned for its perfectly preserved medieval old town. It is also one of Europe's most advanced digital hubs.

Explanation: Warsaw (Warszawa) is the capital and largest city of Poland.

Explanation: Vilnius is the capital of Lithuania, known for its baroque old town, one of the largest in Europe. The city was European Capital of Culture in 2009.

Explanation: Ljubljana is the capital of Slovenia, a green city crossed by the Ljubljanica river. It was named European Green Capital in 2016.

Explanation: Stockholm is the capital and largest city of Sweden, built on 14 islands.

Explanation: Nicosia is the capital of Cyprus and the last divided capital in the world. A demarcation line separates the Greek part in the south from the Turkish part in the north.

Explanation: Sarajevo is the capital of Bosnia and Herzegovina, infamously known for the assassination of Archduke Franz Ferdinand in 1914, which triggered World War I.

Explanation: Vienna (Wien) is the capital of Austria, famous for its classical music and palaces.

Explanation: Bern has been the federal capital of Switzerland since 1848. Geneva and Zurich are more internationally known but are not the capital. Bern's medieval old town is a UNESCO World Heritage Site.

Explanation: Tirana has been the capital of Albania since 1920. The city has undergone a spectacular transformation since the 2000s, with its iconic colorful facades.

Explanation: Skopje is the capital of North Macedonia. The city was largely rebuilt after a devastating earthquake in 1963, with help from architects worldwide including Kenzo Tange.

Explanation: Oslo is the capital of Norway, located at the head of a fjord of the same name.

Explanation: Podgorica has been the capital of Montenegro since the country's independence in 2006. The city was formerly called Titograd under communist Yugoslavia.

Explanation: Prague is the capital of the Czech Republic, nicknamed "the city of a hundred spires".

Explanation: Chișinău is the capital of Moldova, the smallest country in Eastern Europe. The city is known for its vast parks and Soviet-era architecture.

Explanation: Dublin is the capital of Ireland, located on the east coast at the mouth of the River Liffey.

Explanation: Luxembourg City is the capital of the Grand Duchy of Luxembourg. It is one of the seats of the European Union and a major global financial center.

Explanation: Valletta is the capital of Malta and the smallest capital in the European Union by area. It was founded by the Knights of the Order of St. John in 1566.

Explanation: Pristina is the capital of Kosovo, a partially recognized state that declared independence from Serbia in 2008. The city houses the National Library, with its unique architecture.