An unexploded WWII bomb discovered near tracks leading to France's busiest train station has severely disrupted rail service as police work to disable the device.

All domestic and international trains at Gare du Nord, Europe's busiest train station, came to a halt Friday after an unexploded World War II shell was discovered, officials said.

Unexploded ordnance from the world's deadliest conflict continues to affect daily life 80 years after it ended.

Rail services in and out of Gare du Nord station in Paris were expected to resume on Friday evening after a World War II bomb that had been found on the tracks earlier in the day was finally defused and removed.

The discovery of an unexploded bomb dating back to World War Two has disrupted morning traffic to and from Paris' bustling Gare du Nord train station, the French national railway company said on Friday (March 7).

Unexploded ordnance is still found across Europe, particularly in Germany where the ground remains riddled with it, 80 years after World War II.

The unexploded bomb was found just over a mile from tracks serving France's busy Gare du Nord station, Eurostar reported.

Eurostar trains to London and all trains heading to northern France have been brought to a halt following the discovery of an unexploded bomb dating back to World War II near the tracks

This Paris regional train was parked on the tracks in the suburb of Saint-Denis as services ground to a halt An unexploded World War Two bomb found near Gare du Nord station in Paris was defused on Friday after trains to and from the station - one of Europe's biggest - were cancelled.