Given a text passage, come up with an appropriate title for it. The title should accurately represent what the main focus of the passage is. The title of a passage may be present in the first few sentences of the passage and/or be referred to multiple times in the passage. The title should be 1-5 words long.

The Northern Highland Rim is encountered a few miles north of Nashville and extends to the Kentucky border , and the region of Kentucky adjacent to it called the Pennyroyal is in fact largely a continuation of it under another name .
Highland Rim