Egyptian protesters and shop owners near Cairo's Tahrir Square clashed for several minutes before riot police fired tear gas in an attempt of disburse the crowd today.
The Egyptian army deployed troops in Suez last night after demonstrators protesting against President Morsi clashed with state police.
More top news
The 34-mile bridge cost £15 billion and took almost a decade to construct.
The right-wing conspiracy theorist was previously banned in early September.
The Greek trading vessel has been carbon dated by a team of maritime archaeologists and scientists to 400BC - making it 2,400 years old.