Fall Asleep to How Mineral Chimneys Form at the LOST CITY Field | Nature Documentary for Sleep

Far beneath the Atlantic, the LOST CITY hydrothermal field rises in pale mineral towers from the quiet seafloor. Discover how seawater reacts with ancient mantle rock, creating warm, alkaline fluids that slowly build these remarkable carbonate chimneys. Drift through a serene deep-ocean landscape shaped by serpentinization, where delicate microbial ecosystems thrive without sunlight. With a calm nature documentary style made for sleep, this journey reveals the geology, chemistry, and quiet beauty of one of Earth’s most extraordinary underwater places.