Gaval Dash is a type of stone that's unique to the Gobuston region of Azerbaijan. These are big flat stones that require 3 supports. If you touch it with with a small stone, musical sounds come from it.
Gaval Dash 是一種天然的扁形音樂石。 這種石頭是只有在 Gobuston 區才有，地質學家猜測是因為獨特的氣候、天然氣還有石油存在，才能產出如此特殊的石頭。 這種石頭只要有三個支撐點，就能敲擊出像鈴鼓的聲音，是古時候人類的天然樂器。
