A lone worker watches the course as a thunder storm delays the first day's play at the Augusta National

Fans, or patrons as they are called at Augusta, wait patiently to be allowed into the course

Workers prepare for the start of play and attempt to move some of the excess water off the ninth fairway

Former champion Ian Woosnam is one of the first players out at Augusta, partnering Kirk Triplett and Jeff Maggert

Paul Casey gets his Masters underway, but is already two shots down by hole four, with conditions tricky in Augusta

Ian Poulter doesn't let his fans down with yet another loud outfit as he pars the first hole at Augusta

England's David Howell, on his Masters debut, celebrates a birdie at the short sixth to take him to par for the day

Struggling former Open champion David Duval assesses a putt at the sixth, which he makes to move on to two under

Vijay Singh may look pensive but after seven holes the world number one was only one shot off the pace

Tiger Woods could only watch in horror as his putt slipped off the green and into the water on the 13th (his fourth)

Phil Mickelson made a solid start to his Masters campaign as he looks for his second major win

Augusta specialist Chris DiMarco is the man setting the tempo on day one as he takes the lead at four under par

Luke Donald is the pick of the Europeans, ending the day's play a shot off the lead with five holes of his round to play