An underground cave is a natural void that exists underground, and which -- according to Wikipedia -- is large enough for a human to enter.
Read more, below.
If you were a speleologist, you would study caves and their physical, chemical, and biological features. This includes exploring cave formations, mapping cave systems, studying the underground environment, and investigating any unique life forms that may exist underground.
The synonym of catacombs is underground burial chambers.
Connected caves are called cave systems. These systems occur when several cave passages interconnect and form a complex network of underground tunnels and chambers.
Caves are typically formed from a combination of natural processes such as erosion by water, chemical weathering, and the dissolving of rock formations like limestone and dolomite. Over time, these processes create underground cavities and passages that can develop into complex cave systems.
A den is like a room in a house it is very small...and a cave is dark cold and it can go on for a very long time.+++"Den" really refers to a small space used or made as habitation by an animal or metaphorically, a person. A cave is entirely natural, irrespective of its size and length.
Mammoth Cave in Kentucky is the underground cave that means huge. It is the world's longest known cave system, with over 400 miles of explored passageways, making it a popular tourist destination for exploring its vast chambers and underground landscape.
ALL caves are underground by definition. It's where they are! :-)
Mammoth Cave is the largest cave system in all of Kentucky.
in the underground parts in lumbrige. eg: lumbridge castle cave.
The Sarawak Chamber is the largest known cave chamber in the world. The Sarawak Chamber is a cave that is located underground in the country of Malaysia.
It's a cave.
From the underground disco, you will find Ecto's Cave to the left.
Buckner's Cave
A plant that is thriving in a dark underground cave is likely to be an autotroph. Autotrophs can exist in areas that do not have organic materials.
Cave goblins are found in the underground part of Lumbridge. You have to follow the markings in the caverns to find the cave goblins.
A Den. Cave. Underground lair
A mining hole or cave.