The concept of using hydrogen as a sustainable fuel source is gaining momentum in the maritime industry, particularly in the realm of luxury yachts. With a growing focus on combatting climate change, engineers and designers are exploring the feasibility of hydrogen-powered vessels. While hydrogen technology has traditionally been limited to submarines and space exploration, recent advancements have expanded its usage to trucks, trains, cars, and now yachts. Yachting, known for its reliance on fossil fuels, is undergoing a transformation towards cleaner energy alternatives. Dutch studio Sinot Yacht Architecture & Design has unveiled Aqua, a 360-foot superyacht concept powered entirely by liquid hydrogen. Equipped with fuel cells, Aqua aims to achieve zero carbon emissions during operation, offering a sustainable solution for luxury sea travel. Challenges persist in the adoption of hydrogen for yachts, primarily related to storage and cost. Despite these hurdles, innovative designs like Aqua and the New Era from Hynova Boat demonstrate the industry's commitment to eco-friendly practices. The New Era model, designed for 12 passengers, showcases a customizable approach to hydrogen technology in yachting. Leading automotive company Toyota has also ventured into hydrogen-powered yachts, leveraging its expertise in fuel cell technology. Collaborations between Toyota and marine experts underscore a shift towards green propulsion systems in the maritime sector. While these initiatives are still in the prototype stage, they signal a promising future for emission-free yacht travel. The integration of hydrogen fuel cells in yachting represents a paradigm shift towards sustainability and environmental consciousness within the luxury travel segment. With ongoing developments in energy storage and efficiency, hydrogen-powered yachts offer a glimpse into a cleaner, greener future for marine transportation.