According to local authorities about 8 000 people were evacuated on Thursday from homes, shops and offices in the western German city of Duesseldorf after an unexploded World War II bomb was discovered
The 250kg dud explosive was found on Wednesday evening during construction works in the northern district of the city.
A 1km radius was sealed off, and several roads blocked, including two highways, city authorities said, warning that this could affect traffic to the airport.
A hotel with 250 guests was also evacuated, with the bomb expected to be defused in the early afternoon.
Authorities estimate that some 3 000 unexploded bombs remain underground in Berlin alone.