What are some of the rarest and most unique percussion pieces?

Key takeaway: Percussion instruments come in a wide range of unique and rare varieties, such as the Glass Marimba, Hang Drum, Mbira, Sitar, Waterphone, and Zither. Additionally, there are various unique percussion techniques, such as Multi-Percussion, Voice Percussion, Foot Percussion, and Tongue Percussion. Some famous percussion compositions include “Xylophone Concerto” by Alan Hovhaness, “Bachianas Brasileiras No. 5” by Heitor Villa-Lobos, “Gamelan” by Colin McPhee, “Timpani Concerto” by Maurice Ravel, and “Pictures at an Exhibition” by Modest Mussorgsky.