Some 100,000 people marched to protest against the authorities' handling of Spain's floods in Valencia, whose eastern region bore the brunt of the tragedy's 230 deaths.

Spanish Prime Minister Pedro Sanchez on Wednesday announced 2.3 billion euros ($2.42 billion) in additional aid to reconstruct areas of the Valencia region hit by the deadliest flash floods in Spain's modern history.

Spain is racing to reconstruct areas devastated by deadly floods last month but experts have urged a rethink of development with the relocation of buildings away from vulnerable areas.But Romero Aloy said there has to be a "rethinking the territorial model and considering removing buildings or installations that face a high risk" of flooding.

Tens of thousands poured onto the streets of the Spanish city of Valencia Saturday evening to protest the government's handling of last month’s deadly floods.

Spanish Prime Minister Pedro Sanchez on Wednesday announced 2.3 billion euros ($2.42 billion) in additional aid to reconstruct Valencia area after the deadliest flash floods in Spain's modern history.

Tribute to victims of deadly Spain floods in Valencia Residents pay tribute to the victims of the deadly Valencia floods in Alfafar, Spain, by setting off their mobile phone ringers at the exact time of when an alarm message was sent on that catastrophic day one month ago.