According to a report, France’s intelligence services and law enforcement agencies are investigating a coordinated series of arson attacks on rail links to Paris that are causing disruption to travel to the olympic games opening ceremony Reportedly, the opening ceremony which takes place at 18.30 today will be the first that takes place outside a stadium. According to reports, the parade of athletes will be held on a 6 kilometre section of the river Seine with a boat for each country’s entry and will end in Paris’s Trocadèro; created for the 1937 world fair, the gardens of the Trocadèro are 10,000 square metres of green space in the capital.