Croatia is an Eastern European country with a long coastline on the Adriatic Sea. Ranking the 18th most popular tourist destination in the world, Croatia is blessed with a wealth of natural riches, boasting almost 2000km of rocky, indented shore and more than a thousand islands, many blanketed in luxuriant vegetation. Even during the heavily visited months of July and August there are still enough off-the-beaten-track islands, quiet coves and stone-built fishing villages to make you feel as if you’re visiting Europe at its most unspoiled.

Romania is a republic in Southeast Europe which borders the Black Sea, Bulgaria, Ukraine,Hungary, Serbia, and Moldova. It has an area of 238,391 square kilometres (92,043 sq mi) and a temperate-continental climate. With 19.94 million inhabitants, the country is the seventh most populous member state of the European Union. Its capital and largest city, Bucharest, is the sixth largest city in the EU. The River Danube, Europe's second longest river, rises in Germany and flows southeastwards for a distance of 2,857 km, coursing through ten countries before emptying in Romania's Danube Delta. The Carpathian Mountains, with their tallest peak Moldoveanu at 2,544 m (8,346 ft), cross Romania from the north to the southwest.

Paris is the capital and largest city in France, situated on the river Seine in northern France, at the heart of the Île-de-France region. The city of Paris, within its administrative limits largely unchanged since 1860, has an estimated population of 2,193,031, but the Paris metropolitan area has a population of 11,836,970, and is one of the most populated metropolitan areas in Europe. In 2009 and 2010, the city has been ranked among the three most important and influential cities in the world, among the first three "European cities of the future" according to a research published by Financial Times and among the top ten cities in the world in which to live according to the British review Monocle. The city is the home of the most visited art museum in the world; ''the Louvre'' as well as the ''Musée d'Orsay'' noted for its collection of French Impressionist art, and the ''Musée National d'Art Moderne'' a museum of modern and contemporary art. The notable architectural landmarks of Paris include Notre Dame Cathedral (12th century); the Sainte-Chapelle (13th century); the Eiffel Tower (1889); and the Basilica of Sacré-Cœur on Montmartre (1914). In 2014 Paris received 22.4 million visitors, making it one of the world's top tourist destinations. It is also known for its fashion, particularly the twice-yearly Paris Fashion Week, and for its haute cuisine, and three-star restaurants. Most of France's major universities and grandes écoles are located in Paris, as are France's major newspapers, including Le Monde, Le Figaro, and Libération.

Budapest is the capital of Hungary. As the largest city of Hungary, it serves as the country's principal political, cultural, commercial, industrial, and transportation centre. In 2010, Budapest had 1,721,556 inhabitants, down from its 1980 peak of 2.06 million. The Budapest Commuter Area is home to 3,271,110 people. The city covers an area of 525 square kilometres (202.7 sq mi) within the city limits. Budapest became a single city occupying both banks of the river Danube with a unification on 17 November 1873 of right (west)-bank Buda and Óbuda with left (east)-bank Pest. Budapest is one of Europe's most delightful and enjoyable cities. Due to its scenic setting and its architecture it is nicknamed "Paris of the East".

Prague, is situated on the Vltava River in central Bohemia. It is the capital and largest city of the Czech Republic. The city proper is home to about 1.3 million people, while its metropolitan area is estimated to have a population of over 2.3 million. It has been a political, cultural and economic center of Europe and particularly central Europe for the over 1,100 years of its existence. For centuries, during the Gothic and Renaissance eras, Prague was the permanent seat of two Holy Roman Emperors and thus was also the capital of the Holy Roman Empire. The city played roles in the Protestant Reformation, the Thirty Years' War, and in 20th-century history, both during the two World Wars and during the post-war Communist era. 

Serbia, officially the Republic of Serbia, is a sovereign state situated at the crossroads between Central and Southeast Europe, covering the southern part of the Pannonian Plain and the central Balkans. Relative to its small territory, it is on the crossroads of European history and as such, it is a mix of cultures, ethnicity and religions. Also a landlocked country, its people, contrary to a recent stigma, are one of the most hospitable and welcoming During the summer tourists love spending their time in Belgrade and enjoy the nature of many national parks throughout the country. In winter, they are warmly welcomed to mountain resorts (one of the most popular being Kopaonik, featured on BBC as one of the best ski destinations in Europe). There are also many spa resorts such as Sokobanja, Niška Banja and Vrnjačka Banja.

Heidelberg is a German city situated in the south-west of the country. The fifth largest city of the German State of Baden-Württemberg after Stuttgart, Mannheim, Karlsruhe and Freiburg im Breisgau, Heidelberg is part of a densely populated region known as the Rhine-Neckar Metropolitan Region. As of 2009, over 145,000 people live within the city's area. Heidelberg lies on the River Neckar in a steep valley in the Odenwald. Heidelberg — having been a former residence of the Electoral Palatinate in the past — is the seat of the University of Heidelberg, which is well-known far beyond its and Germany's borders. Heidelberg is also a popular tourist destination due to its romantic and picturesque cityscape's character, including the Heidelberg Castle and the baroque style Old Town. The US Army has had a military base in Heidelberg since 1951.

Nuremberg is a city on the river Pegnitz and the Rhine–Main–Danube Canal in the German state of Bavaria, in the administrative region of Middle Franconia. When people think of Nuremberg, they usually think of gingerbread, toys, Christmas, the Reich Party Rally Grounds, or the Nuremberg Trials. But the old town of Nuremberg is much more than this and indeed Nuremberg probably comes closest to many tourists' expectations of a typical German city: On the one hand one can find half-timbered houses, gothic churches within a medival city wall in the shadow of the towering imperial castle, which was one of the most important residences of the emporers of the Holy Roman Empire.