Structured for AI

{  "@context": "https://schema.org",  "@type": "Campground",  "@id": "https://campertunity.com/listings/campgrounds/big-timber-olympic-national-brinnon-wa",  "name": "Big Timber — Olympic National Park",  "description": "Managed by the National Park Service, Big Timber operates as a backcountry campground within Olympic National Park near Brinnon, Washington. Access requires hiking, as no vehicle access reaches this remote site. The campground sits at elevation along wilderness trails, making it suitable for backpackers prepared for multi-day excursions. Campers must obtain backcountry permits in advance and follow Leave No Trace principles. No facilities exist on-site - visitors pack in all supplies and pack...",  "url": "https://campertunity.com/listings/campgrounds/big-timber-olympic-national-brinnon-wa",  "address": {    "@type": "PostalAddress",    "addressLocality": "Brinnon",    "addressRegion": "WA",    "addressCountry": "US"  },  "geo": {    "@type": "GeoCoordinates",    "latitude": 47.72544663,    "longitude": -123.26039818  },  "sameAs": [    "https://thedyrt.com/camping/washington/big-timber"  ],  "amenityFeature": [    {      "@type": "LocationFeatureSpecification",      "name": "Established"    },    {      "@type": "LocationFeatureSpecification",      "name": "Backcountry"    },    {      "@type": "LocationFeatureSpecification",      "name": "Hiking"    },    {      "@type": "LocationFeatureSpecification",      "name": "Drive In"    },    {      "@type": "LocationFeatureSpecification",      "name": "Drive In"    },    {      "@type": "LocationFeatureSpecification",      "name": "Equestrian"    }  ]}