But first, a few things you need to know before you can start enjoying this thing. It's been said plenty of times before, but it bears repeating: Wolfram Alpha is not Google. It won't give you comparable results to Google, and you can't use it like Google. In fact, it's actually kinda picky, and the specific syntax it demands takes a while to get used to. But it's not that difficult, and well worth the trouble.
[Note: Make sure the page is fully loaded before clicking the gallery.]