Under ground Caverns are Caused When a New Lake is being Formed, That keeps a Cave under the lake that soon Collapse Because the wieght of the lake/Water, Causes Erosion That Then Is Deposition because the Lake water fills up The under ground Cave.
Caverns can be under water and underground.
caverns
Carlsbad caverns
underground lunchroom.
the carlsbad caverns are the one national park which has rooms and other activities underground
no or yes
No but, a shocking discovery in 2008 led to the exploration of caverns and found lava tubes underground.
groundwater
Yes, Eldorado is said to have underground caverns, which have been a popular element in various legends and myths surrounding the lost city. Some stories suggest these caverns hold untold treasures or secrets, adding to the allure of the Eldorado legend.
calcium carbonate
carlsbad caverns
carlsbad caverns