Holland America Line's Westerdam in Sydney, Australia
Holland America Line's Westerdam cruise ship in Sydney, Australia.
  • Carnival Corp's Holland America Line released a collection of extended voyages between 25 to 59 days long.
  • The majority of these itineraries will be a roundtrip or sail to or from North America.
  • Over the last two years, major cruise lines have been unveiling their longest cruise trips yet.
More travelers are demanding more time aboard cruise ships, and Holland America Line has heeded these requests.
Holland America Line's cruise ship sailing.