The Boat Race 2013: Preparations for the 2013 Boat Race, seen from Thames level with the river at low tide.. Putney, London SW15, United Kingdom, on 31 March 2013 at 13:11, image #61

The Boat Race 2013: Katherine Grainger, Olympic 2012 gold medalist, during an interview by the BBC, hours before the start of the 2013 Boat Race.. Putney, London SW15, United Kingdom, on 31 March 2013 at 13:22, image #62

The Boat Race 2013: The BNY Mellon-lablelled platform on the left will be used for the toss of the coin by the Cambridge and Oxford teams.. Putney, London SW15, United Kingdom, on 31 March 2013 at 13:39, image #63

The Boat Race 2013: Putney Bridge, seen from Putney Embankment, hours before the start of the 2013 Boat Race. The river has been closed by the Port of London Authority (PLA).. Putney, London SW15, United Kingdom, on 31 March 2013 at 13:43, image #64

The Boat Race 2013: A Lieutenant-Colonel of the Royal Marines, expecting the delivery of the 2013 Boat Race trophy on the river by Royal Marines.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:13, image #65

The Boat Race 2013: The 2013 Boat Race trophy is delivered by Royal Marines in a rigid inflatable boat.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:13, image #66

The Boat Race 2013: The 2013 Boat Race trophy is delivered by Royal Marines in a rigid inflatable boat.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:13, image #67

The Boat Race 2013: The 2013 Boat Race trophy is delivered by Royal Marines and closely wached by a BBC steadicam.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:14, image #68

The Boat Race 2013: The 2013 Boat Race trophy is put on a stand, by a member of a Royal Marines commando, for the following toss of the coin between the Oxford and Cambridge teams.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:14, image #69

The Boat Race 2013: The 2013 Boat Race trophy is put on a stand, by a member of a Royal Marines commando, for the following toss of the coin between the Oxford and Cambridge teams.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:14, image #70

The Boat Race 2013: Close-up view of the 2013 Boat Race trophy at Putney Embankment, just before the toss of the coin.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:15, image #71

The Boat Race 2013: British television sports broadcaster David Mercer commenting live as part of the BBC Sport Boat Race 2013 coverage.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:16, image #72

The Boat Race 2013: The platform with the Boat Race trophy, minutes before the teams arrive for the toss of the coin.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:18, image #73

The Boat Race 2013: Minutes before the toss of the coin - a member of the BBC production team, umpire Boris Rankov, in charge of the Isis/Goldie race toss, umpire Sir Matthew Pinsent, in charge of the Blue Boat toss, and a Royal Marine guarding the trophy.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:22, image #74

The Boat Race 2013: Boris Rankov, umpire for the Isis/Goldie Boat Race and in charge of the Isis/Goldie race toss of the coin.. Putney, London SW15, United Kingdom, on 31 March 2013 at 14:24, image #75