Beside hunting for wonderful Windows 7 themes on Internet, interestingly there are also hidden themes does exist in Windows 7. The hidden themes are originally meant to visible for certain countries only based on their folder name, but by using this workaround, you can have and activate the themes for your own usage as well.
Here are the themes called Australia, Canada, South Africa, United Kingdom and United Kingdom. In less then 5 minutes, you have 5 additional themes to delight your day.
