Pool-drop run: flat sections with the occasional rapid. Highlight is Mackerstoun rapid (gd2/3), islands in mid-stream mark the start. Watch out for the weir just before the takeout: inspect/portage river right.
Putin at the bridge just east of St Boswells. Takeout at a layby off the A699 just upstream of the main bridge in Kelso.
Rainchasers is best experienced as an app.