With a Carnival cruise discount coupon you can visit European destinations like the French Riviera, the Belearic Islands of the Mediterranean Sea, or the rolling hills of Tuscany Italy. And if you are in search of a cooler climate and a wildlife adventure, set sail on a Carnival vacation to Alaska. Glide past the calving glaciers of the Inside Passage or go whale watching off the coast of Ketchikan. Visit famous glaciers like the Hubbard Glacier and the Misty Fjords. Learn about the ancient tribes that once inhabited Alaska by touring the museums in Juneau.