Police in full riot gear diverted the protesters away from the city's financial district, but scuffles broke out when some of the demonstrators tried to break through the police cordon

Police clash with protesters in the centre of Edinburgh as the G8 summit begins

Sporadic outbursts of violence almost saw the main G8 protest called off

Police stand guard outside Stirling station. Much of the first day's violence occured in Stirling

The Burger King restaurant in the Springkerse retail park in Stirling was attacked by G8 protesters

Police riot vans on a closed stretch of the M9 motorway near Stirling after disruption by protesters

Protesters have clashed with police in Edinburgh ahead of the G8 summit, bringing the city centre to a standstill

Much of the west end of the city was closed to traffic as the protesters - many clad in black with their faces masked - marched and danced through the streets to the sound of samba drums and whistles

Missiles were thrown and weapons recovered as Lothian and Borders Police warned disorderly behaviour was escalating

Police have called the demonstration "unacceptable" and said they will use all the officers at their disposal to stop protesters "inflicting mayhem on our communities"

The skirmishes, which resulted in one arrest, came amid reports that the security operation in Gleneagles is one of the biggest seen in Scotland

An injured shopper is helped away from the clashes. Police are advising businesses in the city centre to remain closed and keep staff locked inside