Established two millennia ago, Porto is one of Europe’s oldest cities, as well as the settlement that gave Portugal its name—and you can visit it on our New! The Douro River: Lisbon to Porto Grand Circle River Cruise.

Our travelers are always seeking out new horizons to explore. Here's a look at our top ten most popular new itineraries that our travelers will be setting off on in 2025.

1. New! The Douro River: Lisbon to Porto —Maximum group size: 45

Our most popular trip video:

• 11-day Grand Circle River Cruise with 7 nights aboard the privately chartered, 130-passenger Douro Spirit

2. New! Peru’s Nazca Lines & Amazon Rain Forest —Maximum group size: 16

Our most popular trip video:

• 12-day O.A.T. Small Group Adventure

3. New! Amalfi Coast: Naples, Sorrento & Pompeii —Maximum group size: 25

Our most popular trip video:

• 11-day O.A.T. Small Ship Adventure with 9 nights aboard the privately owned, 89-passenger M/V Clio

4. New! Jewels of the Sicilian Coast: Palermo, Siracusa & Mount Etna —Maximum group size: 25

Our most popular trip video:

• 16-day O.A.T. Small Ship Adventure with 9 nights aboard the privately owned, 89-passenger M/V Clio

5. New! Soul of India: The Colorful South —Maximum group size: 16

Our most popular trip video:

• 18-day O.A.T. Small Group Adventure

6. New! Journey Through Southern Italy: Sicily, the Aeolian Islands, Calabria & Puglia —Maximum group size: 16

Our most popular trip video:

• 18-day O.A.T. Small Group Adventure

7. New! Ethiopia: Cultural Discoveries in an Ancient Land —Maximum group size: 16

Our most popular trip video:

• 17-day O.A.T. Small Group Adventure

8. New! Sicily & Malta: Cultural Crossroads of the Mediterranean —Maximum group size: 42

Our most popular trip video:

• 17-day Grand Circle Land Vacation

9. New! Discover Thailand: Bangkok to Chiang Rai —Maximum group size: 16

Our most popular trip video:

• 16-day O.A.T. Small Group Adventure

10. New! West Africa Cruise: Cape Verde Islands, Senegal & The Gambia —Maximum group size: 25

Our most popular trip video:

• 19-day O.A.T. Small Ship Adventure with 14 nights aboard the privately owned, 98-passenger M/V Corinthian