Stockholm, the vibrant capital of Sweden, is a perfect blend of historic charm and modern culture. Explore the picturesque old town (Gamla Stan), enjoy the archipelago boat tours, and dive into the city's rich museum scene. The city's cosmopolitan vibe and beautiful waterfronts make it an ideal spot for your 6-day stay in Sweden.

Kiruna is a unique destination in northern Sweden, famous for its spectacular Northern Lights, midnight sun during summer, and the Icehotel experience. It's perfect for those seeking arctic adventures like dog sledding, snowmobiling, and exploring the vast wilderness. The town also offers a fascinating glimpse into Sami culture and the mining history of the region.

Barcelona, Spain, is a vibrant city known for its stunning architecture by Gaudí, including the iconic Sagrada Família and Park Güell. The city offers a perfect blend of beach relaxation, rich cultural experiences, and delicious Catalan cuisine. Explore the lively La Rambla street, enjoy tapas in the Gothic Quarter, and soak up the Mediterranean atmosphere.

Madrid, the vibrant capital of Spain, is a city bursting with rich history, stunning architecture, and lively plazas. It's perfect for those who love art museums like the Prado, delicious tapas, and energetic nightlife. Exploring Madrid offers a fantastic blend of culture, cuisine, and entertainment that will keep you and your friends engaged and entertained.