Police officers were also seen carrying out searches in the grounds of the Palace of Holyroodhouse this morning. Officers were seen carrying long sticks were seen methodically combing the forecourt and grass outside the building in Edinburgh.
Others looked down drains and underneath cars and some officers were seen putting items into clear plastic bags.
Police vehicles were stationed outside several entrances to the palace.
An SNP politician who witnessed the police search told the Express: “There are police everywhere. It’s kind of scary especially as it’s a royal residence.”
The Palace of Holyroodhouse is the Queen’s official residence in Edinburgh and she typically spends several weeks there in the Summer.
MORE TO FOLLOW