{"version":"1.0","type":"card","id":"a70cb489-13b0-4d96-8535-4728bd49941d","url":"https://stacklist.com/card/a70cb489-13b0-4d96-8535-4728bd49941d","title":"Caves of Hella (28 km)","source_url":"https://www.cavesofhella.is/","note":"Guided tours into four historic man-made caves near Hella, one of Iceland's oldest landmark sites. About 28 km from Hekla Horizon.","image":{"url":"https://ucarecdn.com/ee47e212-3979-4900-ab10-5ff3634ee2cb/","alt":"Caves of Hella (28 km)","width":1200,"height":630},"stack":{"id":"f477d45e-2e38-4467-bac5-d452535dea3a","title":"What's Nearby: Places Around Hekla Horizon","url":"https://stacklist.com/c/travel/stack/f477d45e-2e38-4467-bac5-d452535dea3a"},"created_at":"2026-09-03T20:03:25.598Z","updated_at":null,"aco":{"summary":"Caves of Hella offers guided one-hour tours of five ancient man-made caves located near Hella on the South coast of Iceland, believed to predate Viking settlement. The site features wall carvings, ancient crosses, and carved seats, with daily English tours and admission priced from free to 6,950 ISK for adults.","tags":["guided-tours","caves","iceland","archaeology","historical-site","underground","tourism"],"key_entities":[{"name":"Caves of Hella","type":"location","confidence":1},{"name":"South Iceland","type":"location","confidence":0.95},{"name":"Hella","type":"location","confidence":0.95},{"name":"Iceland","type":"location","confidence":1},{"name":"Ægissíða","type":"location","confidence":0.9},{"name":"Reykjavik","type":"location","confidence":0.95},{"name":"Route 1","type":"location","confidence":0.85},{"name":"Celtic origin","type":"concept","confidence":0.75},{"name":"Viking settlement","type":"concept","confidence":0.8}],"classification":"reference","language":"en","confidence":0.85,"provenance":{"model":"claude-sonnet-4-6","tool":"@stacklist/mcp-server@2.0.0","confidence":0.85,"timestamp":"2026-09-03T20:03:35.478Z"},"token_counts":{"approximate":431,"cl100k":411},"content_hash":"sha256:13507b15c92b9033dd5789b39da68d7f164a99a5ca23e60b69ad1a6e5a2cfca7","acp_version":"0.2","body_available":true,"body_tokens":431,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/a70cb489-13b0-4d96-8535-4728bd49941d.json","html":"https://stacklist.com/card/a70cb489-13b0-4d96-8535-4728bd49941d","md":"/api/public/card/a70cb489-13b0-4d96-8535-4728bd49941d.md","stack_json":"/api/public/stack/f477d45e-2e38-4467-bac5-d452535dea3a.json"}}