They don't know how to travel light, but that they're sure good at carrying a ton of extra stuff they don't need. ~NSHA
A few notes: This is meant to be a visual guide, as many similar outlets have different voltages. Just because a plug fits doesn't mean it will work. Always double check before you blow up your cell phone/hair dryer/discount lightsaber.
The outlet widely-used in continental Europe is known as the Schuko and varies between countries; G