On 25 July 1995 , a gas bottle exploded in the Saint-Michel station of line B of the RER ( Paris regional train network ) . Place Saint-Michel and the surrounding bridges and streets filled with emergency vehicles . Parvis Notre-Dame became a helicopter landing site while a nearby cafe , '' Le depart Saint-Michel '' , was used as a field hospital . At 8 pm , France 2 news announced that four people had died and another 40 were injured in a " mysterious explosion " . At that time , no official sources had confirmed that it was a terrorist attack . The terrorist attack was later confirmed , and the final outcome was said to be eight deaths and 117 injured . It was the deadliest terror attack in France since the 1983 Orly Airport attack , and would be the only deadly attack in the GIA 's 1995 bombing campaign in France
1983 Orly Airport attack
1983 Orly Airport attack
1995 France bombings