One of the longest classic races, this is a 258km race with ten classified climbs and another twenty which could be.
Seven men broke away from the field which included Brit Bradley Wiggins with over 120km to go and although some dropped off as the likes of Jens Voigt, Maxine Montfort, Valderde and Cadel Evans gave chase.
They could not pull back Alexandre Vinokourov (Astana) and Alexandr Kolobnev (Katusha) and it was the Astana rider who went over the line first in a time of 6hr 37.49.
Allesandro Valverde was third with Cadel Evans fourth.
Alexandre Vinokourov said after the race that he had been dreaming about this victory and thanked his team for helping him to win.
Britain's Mark Cavendish will ride in the Tour of Romany in Switzerland which starts on Tuesday with a prologue. You can see how he gets on live on British Eurosport 2 at 5pm UK time.
Robert Wagner has won the Ronde van Noord-Holland today for the second time in his career (also in 2008). The 26 years old German rider of Skil-Shimano perfectly completed the work of his team in the streets of Zaandam (The Netherlands). Wim Omloop finished second, Jens Moris third. With today's victory Wagner achieved his second win of this season.