Which river doesnt cross the Trans- siberian Railway route?

Question

- the Ob River
- the Amur River
- the Ural River
- the Dniper River

Thanx!!!

Answer 1

http://en.wikipedia.org/wiki/Trans-Siberian_Railway

http://www.google.com/search?q=ob+river&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA

Above are the Google search results for the Ob River. You should search the other rivers' names at http://www.google.com -- search for map amur river and see what you get. One of them will be obvious.