Devils Tower National Monument

Learn all the basics of geology in our new conversational textbook - campGEO!Available here: geo.campcourses.comDevils Tower National Monument is a must see on any road trip in South Dakota! In fact, you can think of Chris Bolhuis while you are listening, as he is currently teaching 26 lucky high school students at Devils Tower at the moment!The geology of this amazing spectacle has it all - beautiful sedimentary rocks, unique volcanic rocks, and great columnar joints that make the Tower look utterly striking. Devils Tower is a unique rock called a phonolite, and it represents some part of an ancient volcano's plumbing system - a 40 million year old volcano! As usual Like, Subscribe, and leave us a Rating, but don't forget to share PlanetGeo with someone you know!——————————————————Instagram: @planetgeocastTwitter: @planetgeocastFacebook: @planetgeocastEmail: [email protected]: https://planetgeocast.com/Download the CampGeo app now at this link. On the app you can get tons of free content, exclusive images, and access to our Geology of National Parks series. You can also learn the basics of geology at the college level in our FREE CampGeo content series - get learning now!Like, Subscribe, and leave us a Rating!——————————————————Instagram: @planetgeocastTwitter: @planetgeocastFacebook: @planetgeocastSupport us: https://planetgeocast.com/support-usEmail: [email protected]: https://planetgeocast.com/