Carnival Mardi Gras Cruises 2025 Itinerary. When is mardi gras 2025? On this 7 night eastern caribbean (port canaveral roundtrip) sailing, the ship will visit a total of 4.

Mardi gras was declared a legal state holiday within louisiana in 1875. On this 7 night eastern caribbean (port canaveral roundtrip) sailing, the ship will visit a total of 4.