Royal Palaces and Museums
Biking and Canals
Historic sites and nightlife
Ancient architecture and beer tastings
Music and pastries
Canals and gelato
Art and architecture
The Colosseum and pizza
Beaches and Gaudí
Art and park strolls
Port wine and views
Eiffel Tower and croissants
Chocolates and waffles
Cheese markets and canals
If you have more time, consider adding Switzerland to the itinerary for some amazing landscapes or explore Tuscany for more Italian charm. If you have less time, consider skipping one or more cities and spending more time in the others.