“As a result, all Eurostar trains are cancelled to and from Paris today.” If you are stuck on your return journey and will resume travel within a day or two, Eurostar is likely to cover the cost of any accommodation while you wait but be warned: previously, this has had a limit of £150.

The bomb, described by a spokesperson for France’s national rail company SNCF as “really huge ... Services to London and Brussels were hit, Eurostar said. French transport minister Philippe ...