URL: www.tastecaliforniatravel.com/drink/wine

Just above the image are the words "Children categories". How do I turn this off please? This is a site I have inherited the manitenance on and I've never used K2 before.

Thanks.

Locate the proper category.php by reading this post.
If you are not using overrides this post will also help you create them.
getk2.org/documentation/tutorials/174-templating-with-k2-and-the-concepts-of-sub-templates

Then in that file find and remove the following line of code.