The Lost City, a deep underwater hydrothermal field, is unlike anything found on Earth and may hold significant clues about the origin of life. Remotely operated vehicles have discovered this unique ecosystem, which sustains hydrocarbon-based microbial communities without the need for sunlight or oxygen. The Polish government's plans to mine the surrounding area pose a threat to the fragile environment, leading experts to advocate for the Lost City's protection as a World Heritage site. #Ocean • #Science