{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/5a949664392f512802a1ffe9/5a94967b6275d0e60a42c124?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"Geology of the Grand Canyon (part 1) with climber Dr. Karl Karlstrom","thumbnail_width":200,"thumbnail_height":200,"thumbnail_url":"https://open-images.acast.com/shows/5a949664392f512802a1ffe9/a96444c3c060f5bc0e7c9f0d50774ba5.jpg?height=200","description":"Recorded on location at the bottom of The Grand Canyon with Dr. Karl Karlstrom, professor of Geology in the department of earth & planetary sciences at The Univeristy of New Mexico. Karl is a professional climber who has been working in the Grand Canyon for over three decades. Karl was directly involved with the creation of the Grand Canyon South Rim's \"Trail of Time\".","author_name":"Mandela Leola van Eeden"}