Caves

He used to haunt those caves as a little boy.

He likes to explore underground caves.

How many caves are there in this area?

I forgot what someone who studies caves is called.

Caves are dark.

They live in caves.

In the caves one can find stalactites and stalagmites, minerals, and plant and animal life.

Crocodiles do not hibernate but estivate within caves during the dry season.

The cyclopes lived in caves.

The cyclopes were shepherds and lived in caves.