Follow along as these four women journey down Amur River, one of the last free-flowing rivers in the world http://on.natgeo.com/2Ap42tp pic.twitter.com/0lCZvhXzOA

Follow along as these four women journey down Amur River, one of the last free-flowing rivers in the world http://on.natgeo.com/2Ap42tp  http://pic.twitter.com/0lCZvhXzOA

https://twitter.com/NatGeoTravel/status/927581361732435968