All of the following are the wonderful features of Son Doong Cave EXCEPT ________. A. tropical jungle inside with the biodiversity B. spectacular scenery of numerous stalactites and stalagm
All of the following are the wonderful features of Son Doong Cave EXCEPT ________.
A. tropical jungle inside with the biodiversity
B. spectacular scenery of numerous stalactites and stalagmites
C. a river flowing over 2.5 kilometers along the cave
D. the big sizes of the cave and the giant domes