47 kilometres of illuminated rail tunnels. Four immense underground strata. Fifty-two colossal rooms. One living subterranean machine.
This is a fully procedural interactive underground world. The 3D terrain and machine assemblies use deterministic geometry, with adaptive streaming and adjustable simulation systems.
Controls: click the scene to lock mouse · WASD to explore · Q/E for altitude · Shift to accelerate · H for headlamp · G to toggle walking · P to pause · ESC to release cursor.
Marketplace integration: see docs/INTEGRATION.md. Offline rendering is provided by the bundled WebGL2 engine. An optional Three.js adapter is included for deployments supplying Three.js.