München, Paris, Vienna, Paris, Roma, Madrid

Day 1-3: Munich, Germany

Welcome to Munich! Start your trip by exploring the historic city center, Marienplatz, and the iconic Neues Rathaus. Enjoy some traditional Bavarian cuisine at a local beer garden or restaurant. On day 2, visit the stunning Nymphenburg Palace and take a stroll through the English Garden. Day 3, take a day trip to the fairytale Neuschwanstein Castle and enjoy the picturesque views.

Day 4-6: Paris, France

Bonjour Paris! Spend your first day exploring the Eiffel Tower, Champs-Élysées, and Louvre Museum. On day 5, visit the charming Montmartre neighborhood and Sacré-Cœur Basilica. Don't forget to indulge in delicious French pastries and cuisine. Day 6, take a day trip to the Palace of Versailles for a taste of royal opulence.

Day 7-9: Vienna, Austria

Guten Tag Vienna! Explore the grand Schönbrunn Palace and stroll through the historic streets of the city center on day 7. Day 8, visit the Belvedere Palace and enjoy a classical music concert in this cultural hub. On day 9, take a leisurely boat ride along the Danube River and relax in one of Vienna's famous coffee houses.

Day 10-12: Rome, Italy

Ciao Roma! Begin your Roman adventure by visiting the Colosseum, Roman Forum, and Palatine Hill on day 10. Day 11, explore the Vatican City, including St. Peter's Basilica and the Vatican Museums. Don't miss out on trying authentic Italian gelato and pasta. Day 12, take a day trip to the ancient city of Pompeii or the beautiful Amalfi Coast.

Day 13-15: Madrid, Spain

Hola Madrid! Spend your first day exploring the historic Plaza Mayor, Royal Palace, and Retiro Park. On day 14, visit the world-renowned Prado Museum and enjoy some tapas in the lively La Latina neighborhood. Day 15, take a day trip to the medieval city of Toledo to immerse yourself in Spain's rich history and culture.

Remember to take plenty of photos, try the local cuisine, and immerse yourself in the unique culture of each city. Have a fantastic trip with your friends!