STOP 2: Columbia River At 1,200 miles, the Columbia is the largest river in the NW. We are River Mile 128 from the ocean and 45 miles downstream from Bonneville Dam. NEXT: https://kuula.co/post/7fyk4 PREVIOUS https://kuula.co/post/7fykN HOME: http://www.hayden-island.com/walking-tour The 14 dams produce more power than those of any other North American river. https://en.wikipedia.org/wiki/Columbia_River https://en.wikipedia.org/wiki/Bonneville_Dam http://colrip.com/grounds/narrative-river-tour/ http://www.estuarypartnership.org/