Hiking Documentary · 3D Narration Scene

A single-file Three.js "hiking documentary" 3D scene for screen recording narration videos: procedurally generated alpine canyon terrain, red hiking route with figures, four camera modes, team status cards and keyword-highlighted captions driven by a timeline, in 16:9. The prompt is structured English specs. Created with Opus 5.5 + Haiku 5.5 and Volcano Engine text-to-speech, costing about $1 USD. Perfect for outdoor adventure TikTok narration.