I was looking at doing the following cruise for $679 per person (based on double occupancy):
Company: Carnival
Ship: Carnival Legend
Duration: 12 days, 9 ports
Start: Barcelona, Spain
Embarkation: Monday, April 22nd at 5pm
End: Venice, Italy
Disembarkation: Saturday, May 4th at 12pm
Ports:
SPAIN - Barcelona & Palma de Mallorca
FRANCE - Marseilles
ITALY - Livorno, Rome, Naples, Messina & Venice
CROATIA - Dubrovnik
Here is the link: