{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/660673c9f50dab0016c98cc4/660673d4743327001672ac91?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"Comment se forme les roches cathédrales ?","thumbnail_width":200,"thumbnail_height":200,"thumbnail_url":"https://open-images.acast.com/shows/660673c9f50dab0016c98cc4/660673d4743327001672ac91.jpg?height=200","description":"<p>Les orgues basaltiques sont des formations géologiques impressionnantes et régulières composées de colonnes de basalte hexagonales. Elles se forment principalement à la suite d'éruptions volcaniques.</p>","author_name":"Choses à Savoir"}