The folds in the brain that store memories are called cerebrum cerebellum convolutions corpus callosum

convolutions

explanation

The convolutions is basically  consist of grooves called sulci and raised ridges in between called gyri . A convolution is a curvature of a surface. Picture a fully inflated beach ball. It has no convolutions - it is entirely convex. Now, take out some of the air, and fold the surface of the ball. Each place you make a valley in the surface, you make a convolution

the answer you are looking for is the united states forest service.

hope this !