{"data":{"id":"7577","slug":"mythic-underworld-and-olympus-cavern-stair-dd6bccf7","title":"Cavern Stair (Mythic Underworld and Olympus)","summary":"Rough-cut stair rising through a passage bay.","description":"Cut-rock stair of seven treads rising 1.68 m through a 4.0 m passage bay. Dimensions 6.20 x 4.00 x 4.00 m (X x Y x Z). Modular bank bay: origin centred on the module at water level, 4.0 m between joins; metre units, +Y up, +Z forward. Mythic stylized palette of pale marble, gold and underworld darks, no textures. Static geometry; no rig, collision or navigation data.","status":"published","url":"https://3dassets.dev/assets/mythic-underworld-and-olympus-cavern-stair-dd6bccf7","cdnUrl":"https://cdn.3dassets.dev/assets/7577/v2/model.glb","downloadUrl":"https://3dassets.dev/download/mythic-underworld-and-olympus-cavern-stair-dd6bccf7","thumbnailUrl":"https://cdn.3dassets.dev/assets/7577/v2/thumb.webp","posterUrl":"https://cdn.3dassets.dev/assets/7577/v2/poster.webp","blurhash":"U7DcUR~q00IV-;t8tP%300WAIUIUt6%MM{9F","category":{"slug":"buildings","title":"Buildings & Architecture"},"tags":[{"slug":"fantasy","title":"Fantasy"},{"slug":"stylized","title":"Stylized"},{"slug":"modular","title":"Modular"},{"slug":"exterior","title":"Exterior"}],"license":{"slug":"cc0-1.0","name":"CC0 1.0 Universal","url":"https://creativecommons.org/publicdomain/zero/1.0/","attributionRequired":false},"contributor":{"username":"3dassets","name":"3D Assets","url":"https://3dassets.dev/u/3dassets"},"stats":{"fileSize":7988,"triangles":132,"vertices":396,"meshes":2,"materials":2,"textures":0,"animations":[],"boundingBox":{"min":[-3.0999999046325684,-0.0001891532255551276,-2.000189153225555],"max":[3.0999999046325684,4.000189153225556,2.000189153225555]},"sizeMeters":[6.2,4,4],"hasDraco":false,"hasMeshopt":false,"hasKTX2":false,"extensionsUsed":["KHR_mesh_quantization"]},"aiGenerated":true,"aiModel":"Claude Opus 5","downloads":0,"publishedAt":"2026-09-06T13:15:40.774Z","updatedAt":"2026-09-07T11:58:17.125Z","usage":{"threejs":"import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js'\n\nconst loader = new GLTFLoader()\nloader.load('https://cdn.3dassets.dev/assets/7577/v2/model.glb', (gltf) => {\n  scene.add(gltf.scene)\n})","r3f":"import { useGLTF } from '@react-three/drei'\n\nexport function CavernStairMythicUnderworldAndOlympus(props) {\n  const { scene } = useGLTF('https://cdn.3dassets.dev/assets/7577/v2/model.glb')\n  return <primitive object={scene} {...props} />\n}\nuseGLTF.preload('https://cdn.3dassets.dev/assets/7577/v2/model.glb')","modelViewer":"<model-viewer src=\"https://cdn.3dassets.dev/assets/7577/v2/model.glb\" alt=\"Cavern Stair (Mythic Underworld and Olympus)\" camera-controls auto-rotate></model-viewer>","blender":"# Blender 4.x: File > Import > glTF 2.0, or from the Python console after downloading the file.\nimport bpy\nbpy.ops.import_scene.gltf(filepath='model.glb')  # from https://cdn.3dassets.dev/assets/7577/v2/model.glb\n# Metres and +Y up are converted to Blender's Z-up scene automatically.","godot":"# Godot 4: copy model.glb into res://models/ and the editor imports it as a scene.\nvar packed := load(\"res://models/model.glb\") as PackedScene\nvar model := packed.instantiate()\nadd_child(model)","unity":"// Unity: import model.glb with glTFast (Package Manager: com.unity.cloud.gltfast) and drag the prefab in,\n// or load it at runtime straight from the CDN:\nusing GLTFast;\nvar gltf = new GltfImport();\nif (await gltf.Load(\"https://cdn.3dassets.dev/assets/7577/v2/model.glb\")) await gltf.InstantiateMainSceneAsync(transform);"}}}