At which bridge does the annual Oxford and Cambridge boat race start?

The annual Oxford and Cambridge Boat Race starts at Putney Bridge because Putney offers the most suitable location for the starting point of the race. The bridge provides a strategic position on the River Thames, as it is wide enough to accommodate the boats and offers a clear and predictable course for the competitors. Additionally, Putney has good access for spectators, with ample space along the riverbank for crowds to gather and enjoy the race. Therefore, Putney Bridge has been chosen as the ideal starting point for this prestigious and historic event.