 Inland transportation ended in the early 20th century due to the development of an extensive rail cargo network in the Kanto region, but the Edo River remains an important source of water for industrial production as well as drainage for the densely populated areas of metropolitan Tokyo.Tokyo Disneyland is located on landfill adjacent to a diverted branch of the Edo River known as the Kyū Edo River which empties into Tokyo Bay between Urayasu, Chiba and the Minamikasai district of Edogawa, Tokyo.The Edo river has distance markers at every 250 meters that mark the distance from the river mouth that meets with the Tokyo Bay.