![Tourists with a guide at Echo Caves, South Africa. The guide demostrates the loud sound echo by sharply tapping on a stalactite Stock Photo - Alamy Tourists with a guide at Echo Caves, South Africa. The guide demostrates the loud sound echo by sharply tapping on a stalactite Stock Photo - Alamy](https://c8.alamy.com/comp/B3RA6R/tourists-with-a-guide-at-echo-caves-south-africa-the-guide-demostrates-B3RA6R.jpg)
Tourists with a guide at Echo Caves, South Africa. The guide demostrates the loud sound echo by sharply tapping on a stalactite Stock Photo - Alamy
![Echo Caves vs Sudwala caves (Visit both) - Review of Sudwala Caves, Nelspruit, South Africa - Tripadvisor Echo Caves vs Sudwala caves (Visit both) - Review of Sudwala Caves, Nelspruit, South Africa - Tripadvisor](https://media-cdn.tripadvisor.com/media/photo-s/04/ae/5c/27/sudwala-caves.jpg)
Echo Caves vs Sudwala caves (Visit both) - Review of Sudwala Caves, Nelspruit, South Africa - Tripadvisor
![PALEOLITHIC: ECHO CAVES. The Echo Caves (South Africa) are some of the oldest caves in the world and were declared a H… | Historical monuments, Monument, The locals PALEOLITHIC: ECHO CAVES. The Echo Caves (South Africa) are some of the oldest caves in the world and were declared a H… | Historical monuments, Monument, The locals](https://i.pinimg.com/originals/3e/7b/aa/3e7baa24ff7e492dac64dd3b609a92a9.jpg)