{"product_id":"9781931599399","title":"Iowa Underground","description":"Take a mysterious and fascinating tour through Iowa's underground treasures. This guide will reveal the state's subterranean attractions including show and wild caves, springs, mining sites and other geological and man-made sites. If you are a sport caver, a scientist, or curious tourist, this guide will give you all you need to know to begin exploring Iowa's underground world.  ","brand":"Trails Books","offers":[{"title":"Default Title","offer_id":47040302842096,"sku":"9781931599399","price":18.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781931599399_p0.jpg?v=1769896320","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781931599399","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}