Sometimes bright and powerful, sometimes smooth and elegant: violins and violas know how to captivate our ears. But how do string instruments actually produce sound? How does the bow that musicians use to play them work? Here, TV presenter Juri Tetzlaff goes in search of a snail, a frog and a horse at the Philharmonie and learns some amazing facts about violins and violas from musicians from the Luxembourg Philharmonic.
