Can you show me a picture of Earth?

A search for imagery that contains the keyWord 'earth' can be viewed in the first related link below. This includes a number of images of Earth seen by satellite, artistic renderings, among other things.

NASA also has a number of collections of images and animations. See related link below for appropriate web site.

If you want street view imagery or satellite/aerial imagery on a map context then try visiting google Maps or downloading google Earth.