Usain Bolt's lightning visit to Melbourne

The world's fastest man Usain Bolt has surfaced in Melbourne as part of his post Olympic visit to Australia.

Some lucky children had a close encounter with the Olympic legend when he dropped into spend some time with players and staff from A-League soccer club Melbourne Heart.

Earlier in the day he had been spotted shopping at Chadstone.

It is believed Bolt arrived in town two days ago after spending a week in Sydney.