Geography & Settlements

Nereidum is not a single city but an interconnected web of coral settlements spread across the ocean floors of Landorya, each adapted to its specific environmental zone and governed by a local governor who reports to the Pearl Court. The settlements range from shallow-water communities bathed in filtered sunlight to deep-sea strongholds near geothermal vents, where the ocean floor glows with volcanic warmth and alien life thrives in perpetual darkness.

Key locations within Nereidum include: The Great Coral Chamber, a vast natural amphitheater at the heart of the Pearl Court city, whose acoustics have been refined by centuries of deliberate coral cultivation into a space of extraordinary clarity — every whisper carries as clearly as a shout. The Abyssal Trench is a forbidding deep-water chasm serving both as a natural boundary and as the sacred testing ground for Rite of the Current candidates. The Coral Archives are a network of underwater libraries carved into living reef systems, where knowledge is encoded in patterns of coral growth and bioluminescent algae arrangements — a living record that grows more comprehensive with each passing century. The Spire of Living Coral, home and workshop of master architect Thalassa Coralweave, rises at the heart of the capital city. The Temple of Flowing Peace, located in a tranquil mid-depth reef district, serves as the spiritual center for meditation practice under the guidance of Galene Stillwater. The Gem District houses artisan workshops including those of master jeweler Nereus Shellfinder. The Tidal Depths Training Grounds are maintained by the Coral Guard for pressure-hardening drills and sonar combat exercises. The Geothermal Forge Quarter in the deepest settled zone is where heat-resistant coral alloys and geothermal-powered crafting equipment are maintained.