American canals c. 1825 Competitiveness, from railways in the 1830s and streets during the 20th century, designed the lesser canals obsolete for many industrial transportation, and many of the British canals fell into decay. Just the Manchester Ship Canal plus the Aire and Calder Canal bucked this development. Nonabsorbed https://www.youtube.com/watch?v=A07qHOeWON8