CIA

The CIA World Fact book provides generic information about almost every country and island on the planet

 Weather Underground

They provide weather reports to almost every country on the planet. The weather is updated regularly throughout the day. Excellent weather information

 Weather

The same as Wundergound weather although they have better maps.

 Lonely Planet

They provide guide books to almost everywhere on the planet. Especially useful for more exotic or less visited destinations.

 Giving it Back to Kids

A U.S registered charity that supports underprivileged children.

 Xe.com

They provide currency conversions in every currency in the world.Excellent site.