'Hillside' in the Bible

What do you think? If a man has 100 sheep, and one of them goes astray, won’t he leave the 99 on the hillside and go and search for the stray?

Now a large herd of pigs was there, feeding on the hillside.

A large herd of pigs was there, feeding on the hillside. The demons begged Him to permit them to enter the pigs, and He gave them permission.