Echoes.xyz is a digital platform dedicated to exploring historical and cultural landscapes through sound-based experiences. It features a series of geo-located audio walks that immerse users in the layered histories of various urban and natural settings, combining narrative storytelling with environmental sounds to reveal hidden stories and cultural memories embedded in specific places. The platform focuses on the intersection of sound art, memory, and geography, drawing attention to how auditory perception can deepen understanding of space and history. The content on Echoes.xyz often engages with themes such as migration, displacement, and collective memory, making use of contributions from artists, historians, and community members. These sound walks encourage users to navigate real-world environments while listening to curated narratives, creating a multisensory dialogue between the listener and the location. The project situates itself within a wider context of walking art and cultural geography, emphasizing the transformative potential of walking as a method for uncovering and experiencing the social and historical textures of place.