Rock gongs that produce harsh clangs have been found at Moru Kopj in the Serengeti, Tanzania, and boulders at Kupgal Hill in India have both Neolithic rock art and what appear to be hammer marks.

Finally, what artist wouldn't like to relax with a bit of music? The team also uncovered several "rock gongs," large rocks that someone would have smacked a small rock against to make a sound.

Finally, what artist wouldn't like to relax with a bit of music? The team also uncovered several "rock gongs," large rocks that someone would have smacked a small rock against to make a sound.

9), to explore the geometric rock art sites found within the broader region encompassing Kenya, Tanzania, and Uganda. Subsequently, a revised comparative analysis was submitted in 2017, which led to ...

In the arid Sudan valley, the team also found rock gongs (like the one shown), which were essentially large rocks that would've been smacked with a small rock to make a sound. Shown on a white ...

Finally, what artist wouldn't like to relax with a bit of music? The team also uncovered several "rock gongs," large rocks that someone would have smacked a small rock against to make a sound.

9), to explore the geometric rock art sites found within the broader region encompassing Kenya, Tanzania, and Uganda. Subsequently, a revised comparative analysis was submitted in 2017, which led to ...