Ivanovo
Orel
Omsk is located on the Om River where it runs into the Irtysh River.
Because in days gone by, rivers were the equivalent of motorways when it came to transportation. So population centres sprang up around areas where the river was relatively easy to cross and still...
Astrakhan, Volvograd, Saratov, Samara, Kazan, Ulyanovsk, Nizhny, Novograd, Yaroslavi and Tver