The hills are closing in: today’s ride was entirely beside the river (although still flat) past castles and power stations (a nuclear one at Grohnde). Fortunately the route snaked so much that there were breaks from the afternoon headwind.
Holzminden is a very workaday town: no more examples of Weser Renaissance but plenty of nineteenth-century Prussian public building and modern factories. It also has a swimming pool . . .