I just went back to look at some of the Princess offers. On March 5th I got offers for the spring Transatlantic cruises. They leave on April 12, April 14 and May 5, 2008.
On Feb. 27 I got offer for South American cruises leaving Mar 6, Mar. 18 and Mar. 20, 2008
Feb. 27 there were offers on Holland America for Mexican riviera cruises starting Apr. 5, 2008