Carnival Themed Cruises 2024 Lok. We’ve gathered all the details announced so far for top theme cruises in music, sports, and special interests for 2024, 2025, and beyond. The carnival horizon's theme parties are hot white night party (6 and 8 day cruises), 80's rock n glow (6 and 8 day cruises), mega deck party (8 day cruises), and silent party (6 and 8 day cruises).

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