Question

 How do river valleys form?

Answer they are made by 200,000 gallons of urine.
http://wiki.answers.com/Q/How_do_river_valleys_form

Top Q&A For: How do river valleys form

Why are glacier valleys shaped differently from river valleys?

Glacial valleys shaped differently from river valleys?

How are river valleys formed?

River valleys are formed by stream erosion.
http://wiki.answers.com/Q/How_are_river_valleys_formed

River valleys have a shape?


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