Take a trip to the Urals and see the natural beauty of Kungur ice cave! It has captured the interest of many scientists internationally. And it’s no wonder. This cave is considered one of the most beautiful ice caverns in the world. Anybody who comes here could find a new grotto or come across a unique crystal. Not to mention the singing stone… Find out what could happen if you knock on it. RT LIVE rt.com Subscribe to RT! Like us on Facebook Follow us on Twitter twitter.com Follow us on Google+ plus.google.com RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 500 million YouTube views benchmark.