Not sure what tour to choose? Then have a look at Cosmos's Top 10 most popular tours over the last two years.

1. European Masterpiece 27 Days - View Tour
2. Cosmopolitan Europe 15 Days - View Tour
3. The British Isles in Depth 21 Days - View Tour
4. Italy’s Best 13 Days - View Tour
5. Jewels of France 8 Days - View Tour
6. New York, Niagara Falls & Washington DC 8 Days - View Tour
7. Canadian & Alaskan Masterpiece 18 Days - View Tour
8. Route 66 Revisited 16 Days - View Tour
9. Trans-American Adventure 23 Days - View Tour
10. Eastern U.S. & Canada Grand Vacation 14 Days - View Tour