TUI AG, a Germany-based global tourism group, operates through three main segments: Hotels & Resorts, Cruises, and TUI Musement, across Northern, Central, and Western regions. The Hotels & Resorts segment includes group-owned hotel brands, while the Cruises segment features TUI Cruises and Marella Cruises. TUI Musement provides local services at holiday destinations, with regional operations covering the UK, Ireland, Germany, Austria, Poland, Switzerland, Belgium, the Netherlands, and France.