# Cave / Cenote

## Scene Characterisation

| Property | Value |
|----------|-------|
| Domain | TERRAIN |
| Description | Mexican cenote — underground pool with light shaft from surface opening, stalactites, turquoise wate... |

## Key Tests
Underground lighting (single shaft), stalactite geometry, underground water, light caustics in cave

## Brain Config
```bash
python -m brain \
    --reference benchmark/references/terrain/cave-cenote/pexels-3713497-cenote.jpg \
    --domain TERRAIN \
    --llm claude --tier opus \
    --max-iterations 20
```

## Licensing
- **Category**: stock-free
- **License**: Pexels License (free for all purposes, no attribution required)
- **Source**: https://www.pexels.com/photo/3713497/
- **Photo ID**: 3713497
- **Attribution Required**: No