France's interior minister has acknowledged there was no national police presence at the entrance to the pedestrianized walkway in Nice during the Bastille Day truck attack that killed 84 people.

Joggers, cyclists and sun-seekers are back on Nice's famed Riviera coast, a further sign of normal life returning on the Promenade des Anglais where dozens were killed in last week's Bastille Day truck attack.

Amateur video has emerged showing the moment a truck plowed into a crowd in Nice, France, during an attack last Thursday that claimed the lives of 84 people.