Armed police officers are continuing to patrol a number of key locations across Norfolk, including Great Yarmouth, in a bid to boost security and reassure the public in the aftermath of the Manchester terror attack.

Eastern Daily Press: After the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George RyanAfter the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George Ryan (Image: Archant)

Police with guns were seen on Great Yarmouth's seafront on Wednesday, and on Friday they were seen in the town centre.

On Wednesday they were also spotted inside Castle Mall in Norwich and in King's Lynn and Thetford.

Norfolk police did not confirm the locations, but said the public would be seeing an increased police presence, including armed units, at key locations in the county.

Eastern Daily Press: After the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George RyanAfter the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George Ryan (Image: Archant)

MORE: Heightened security as terror threat is raised to critical after bombing at concert in ManchesterRoger Wiltshire, chief supt and head of Great Yarmouth Borough Police, said: 'There is no intelligence to say there is a threat to this area.

'But we will be carrying out patrols for reassurance.'

Chief constable Simon Bailey said: 'The public would expect us to respond appropriately to this raised threat level and the deployment of armed officers is our primary response to this.

'Norfolk is a safe county and this additional policing is about providing a visible reassurance to the public.'

Eastern Daily Press: After the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George RyanAfter the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George Ryan (Image: Archant)

Monday nights attack at the Manchester Arena saw 22 people killed by a suicide bomber.

Norfolk police have asked members of the public to 'remain calm but alert' and to call the police immediately if they spot anything suspicious.

Castle Mall centre manager Robert Bradley said: 'In response to the heightened security level in the UK, police have stepped up presence in all public places such as shopping centres and city centre retail areas. We have also put in place our own high threat security procedures to ensure our shoppers' continued safety.'

Eastern Daily Press: After the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George RyanAfter the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George Ryan (Image: Archant)

Eastern Daily Press: Extra armed police patrols have ended after the terror treat level was reduced to severe. Photo: George RyanExtra armed police patrols have ended after the terror treat level was reduced to severe. Photo: George Ryan (Image: Archant)

Eastern Daily Press: After the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George RyanAfter the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George Ryan (Image: Archant)

Eastern Daily Press: After the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George RyanAfter the nationwide terror threat level was raised to 'critical' armed police have been on patrol in Great Yarmouth. Photo: George Ryan (Image: Archant)