Land & Water
Choose Rivers and Streams to get a lot of information.
NASA satellite images of the world's major rivers. Some of the text is difficult reading, but the pictures resemble the drawing done in the Land and Water Unit.
Scroll down to "Landforms caused by erosion or deposition." Clicking on each term, gives pictures. Covers much of the vocabulary in the Land and Water Unit.
Collection of photos of landscapes in Canada. Search by your own term or from a preselected list of terms. Covers most of the vocabulary in the Land and Water Unit.
This is a search page produced by NASA of views from space. The vocabulary covers more landforms that river vocabulary, but the views are great. After choice is made, click on the thumbnail view to enlarge and also get text about the image. From this page you can link to "Distinctive Features" and "Geographic Regions" that also have related views from space.
» Earth's Water - Rivers and Streams
This Water Science for Schools excerpt from the USGS takes a look at the definition of rivers, runoff, water tables, and ground water.