Question: What is splunking??
Answer:
What is splunking?
Caving –  also traditionally known as spelunking in the United States and Canada and potholing in the United Kingdom and Ireland – is the recreational pastime of exploring wild (generally non-commercial) cave systems. In contrast, speleology is the scientific study of caves and the cave environment.[1]
is the recreational pastime of exploring wild (generally non-commercial) cave systems