2. What are Caves
⢠Natural opening in the ground
⢠Large enough for a person to enter
⢠Different shapes and sizes
⢠Home to animals
Phong Nha Cave, Vietnam
4. Solution Caves
⢠Most frequently occurring
⢠Mostly located in limestone
⢠Formed by rainwater
⢠Stalactites
⢠Stalagmites
Mammoth Cave, Kentucky
9. Records
⢠Greatest Total Length
⢠Mammoth Cave, Kentucky âŚâŚâŚâŚâŚâŚâŚ. 390 Miles long
⢠Longest Underwater Cave
⢠Sistema Sac Actun, Mexico âŚâŚâŚâŚâŚâŚâŚâŚâŚ. 134 Miles Long
⢠Deepest Cave
⢠Veronya Cave, Abkhazia âŚâŚâŚâŚâŚâŚâŚâŚâŚâŚ.. 7,188 Feet Deep
⢠Largest Room
⢠Sarawak Chamber, Malaysia âŚâŚâŚâŚâŚâŚ.. 2,297 by 1,312 ft. and 260 ft. high
Giant Crystal cave, Mexico