{
  "natural_landmarks": {
    "natural_arch": {
      "display_name": "Natural Arch",
      "description": "Spectacular stone arch formation created by selective erosion",
      "formation_type": "erosion_arch",
      "budget_impact": 1
    },
    "monolith": {
      "display_name": "Monolith",
      "description": "Large isolated stone pillar standing prominently in landscape",
      "formation_type": "erosion_resistant",
      "budget_impact": 3
    },
    "rock_spire": {
      "display_name": "Rock Spire",
      "description": "Tall needle-like rock formation pointing skyward",
      "formation_type": "erosion_pillar",
      "budget_impact": 1
    },
    "mesa": {
      "display_name": "Mesa",
      "description": "Flat-topped mountain with steep cliff sides",
      "formation_type": "erosion_resistant",
      "budget_impact": 1
    },
    "hoodoo": {
      "display_name": "Hoodoo",
      "description": "Tall thin spire of rock formed by differential erosion",
      "formation_type": "erosion_pillar",
      "budget_impact": 1
    },
    "crater": {
      "display_name": "Crater",
      "description": "Large circular depression from ancient impact or volcanic activity",
      "formation_type": "impact_volcanic",
      "budget_impact": 4
    }
  }
}