If museums are on your list of things to see, you might want to browse the collections at Fremantle Arts Centre in Fremantle. Hotels.com travelers also say the area is walkable and has lots of nice beaches. It's also full of great shops and restaurants, so you can spend the afternoon having a wander. If you want to see more of the museums in Perth, you can easily walk to Samson House or Fremantle Grammar School.