Two days later, after stops at Runnymede, Eton and Windsor Castle, I passed massive Teddington Lock, marking the Thames’ transition from a freshwater stream into a tidal river. It was hard to ...

Boat users are being advised not to navigate sections of the River Thames in Oxfordshire ... cautions include Osney Lock to Iffley Lock, Buscot Lock to Grafton Lock and Benson Lock to Cleeve ...