Perth 2012

What to see in Perth?

Off to Perth for a brief holiday next month. (As usual I won't be too specific about dates; this slightly hysterical article in Sunday's Age, and its accompanying graphics, was a reminder that it's not advisable to advertise when you're going to be away from home.) What should we see around Perth and southwest WA? Suggestions so far, from my aunt (who lives there) and others: Kings Park