Chiswick, LONDON, ENGLAND, 25.03.2006, Molesay BC, with Greg and Jonny Searle, Martin Cross, start the 2006 Head of the River Race. Mortlake to Putney. &copy; Peter Spurrier/Intersport-images.com. 2006 Men's Head of the River Race, Rowing Course: River Thames, Championship course, Putney to Mortlake 4.25 Miles 2006 Men's Head of the River Race, Rowing Course: River Thames, Championship course, Putney to Mortlake 4.25 Miles