Just 250 kilometres north of the polar circle, the summer sun shines for almost two months without going down, while the polar nights offer the most intense Northern Lights that can be seen. In Kiruna, the northernmost city in Sweden, you can go slalom skiing until midsummer or spend the night in a magnificent hotel built from ice. The phrase "kingdom of contrasts" is overused, but Kiruna truly embodies it.

For centuries, Zagreb has been a focal point of culture and science, and later also developed into a major centre of commerce and industry. Nowadays, it is a predominantly outdoorsy town with a plethora of cultural and clubbing opportunities, which are some of the many reasons people of all ages flock to this dazzling capital.

Cluj-Napoca, often referred to as the unofficial capital of Transylvania, is a vibrant and lively city with a rich cultural history. Despite its ominous administrative status, the city is far from grim and has a well-deserved reputation as a party town. Named the European Youth Capital in 2015, Cluj-Napoca is home to an estimated 100,000 students, who make up about a fifth of the population. This youthful energy, combined with the city's cultural renaissance, makes Cluj-Napoca a must-visit destination for anyone interested in experiencing the vibrant arts and entertainment scene.

Malaga might not be as popular as other Spanish cities, but a quick visit to the birthplace of Pablo Picasso is enough to win any visitor's heart. With a great mix of ancient history and modern culture, nearly 3,000 hours of sunshine a year, and several kilometres of beach, it's quite easy to see why Malaga has been described as 'Paradise City'.