The hippocampus is the part of your brain that plays an important role in the consolidation of information from short-term memory to long-term memory and spatial navigation.

Via Wikipedia

And now I will indoctrinate you with a saying that will make you always remember what part of your brain deals with spacial navigation:

What part of your brain helps you get around campus? The hippocampus.

You’ll never forget that now; you’re welcome.