BIRMINGHAM, UK - APRIL 24, 2013: Narrowboats moored at Gas Street Basin in Birmingham, UK. Birmingham is the 2nd most populous British city. It has rich waterway and boat culture. Shutterstock Image - BIRMINGHAM, UK - APRIL 24, 2013: Narrowboats moored at Gas Street Basin in Birmingham, UK. Birmingham is the 2nd most populous British city. It has rich waterway and boat culture. - ID: 1152907508