London 2012 IMAGE OF THE WEEK

ON BOARD | THE RINGS

This week, Boris Johnson launched a set of giant Olympic rings onto the Thames to mark 150 days until the start of the Games. Pictured here floating past the Tower of London, the rings took in Canary Wharf and the City before heading back into storage.

Photo: Laura Lean / CITY A.M.

Between now and the start of the Olympics, City A.M. is publishing its Olympic Image of the Week. If you have a shot you think our readers will like, please email pictures@cityam.com with IOW2012 in the subject line. Full details: cityam.com/london-2012