Excavators load construction debris and flotsam onto trucks in the flood-ravaged town of Kreuzberg, Germany, July 26, 2021.

Mourning candles and a rose commemorate a 46-year-old firefighter who drowned after rescuing a man in Altena, Germany, July 26, 2021.

A municipal worker repairs the pipes of a damaged street after flooding due to heavy rains on July 24 in Dinant, Belgium, July 25, 2021.

A man enters his house for the first time since the floods in Trooz, Belgium, July 24, 2021.

Rubble is piled high on A601 highway, now being used to temporarily store the debris collected in the areas destroyed during the floods, outside Liege, Belgium, July 24, 2021.

A man walks in front of the destroyed country guest house "Jaegerstuebchen" in Laach, Germany, on July 23, 2021, about a week after heavy rain and floods caused major damage in the Ahr region.

A couple walks on a street in Bad Neuenahr-Ahrweiler, along Ahr river in Rhineland-Palatinate state, Germany, July 22, 2021.

A worker sits by destroyed railway tracks and a mattress hanging over a sign at the train station of Dernau near Bad Neuenahr-Ahrweiler, western Germany, July 22, 2021.

Rescuers and police officers with a dog look for victims in a car during a flood, in Trooz, Belgium, July 20, 2021.

German Chancellor Angela Merkel visits the flood-ravaged city of Iversheim, near Bad Munstereifel, North Rhine-Westphalia state, western Germany, July 20, 2021.

A man takes a break from cleaning up debris from a flood in Bad Neuenahr-Ahrweiler, Germany, July 19, 2021.

Rubble fills the street after severe flooding in Stolberg, Germany, July 19, 2021.

Residents clean documents, photographs and negatives from the registry office after heavy rain and flooding in Stolberg, Germany, July 19, 2021.

Two brothers weep in each other's arms in front of their parents' house, which was destroyed by the flood in Altenahr, Germany, July 19, 2021.

A policeman looks at a piece of road that was destroyed in the city of Altenahr, Germany, on July 19, 2021, after devastating floods hit the region.

A man pushes a wheelbarrow past a damaged house on a muddy street full of debris in the small city of Dernau, Germany, on July 18, 2021, after devastating floods.

Caravans, gas tanks, trees and scrap pile up on a bridge over the Ahr in Altenahr, Germany, July 19, 2021.

Jutta Schelleckes, 72, sits in the living room of her apartment, which was completely destroyed by the flood on July 17, 2021, in Bad Neuenahr, Germany.

Heavy rains caused widespread damage and flooding in Pepinster, Belgium, July 18, 2021.

Workers bring debris to an improvised public dump in Arloff, Germany, July 18, 2021.

People remove debris in Iversheim, Germany, July 18, 2021.

A helper removes the mud in an area affected by floods caused by heavy rainfalls in the center of Bad Muenstereifel, Germany, July 18, 2021.

Destroyed cars and rubble are piled up in a street following heavy rainfall that caused severe flooding in Vaux-sous-Chevremont, Belgium, July 17, 2021.

A worker takes a picture of a destroyed area in Insul near Bad Neuenahr-Ahrweiler, western Germany, July 17, 2021.

A destroyed family garden is seen in Bad Neuenahr-Ahrweiler, western Germany, July 17, 2021.

Cars and trucks are left stranded and flooded on the B265 federal highway in Erftstadt, Germany, 17 July 2021.

Jutta and Ulrich Schnelleckes await evacuation from their apartment which was completely destroyed by the flood in Bad Neuenahr, Germany, July 17, 2021. They have been without electricity for 2 days.

Resident Elke Wissmann stands in front of her property that was destroyed by the flood Bad Neuenahr - Ahrweiler, Germany, July 16, 2021.

Residents and pets wade through Flooded streets after the heavy rainfall in Pepinster, Belgium, July 16, 2021.

A local resident stands in his house facing the destroyed and flooded road in Trooz, near Liege, Belgium, July 16, 2021.

An aerial view shows the Ruhr floods in North Rhine-Westphalia, Germany, July 15, 2021.

A woman wades in the water in floodwaters after heavy rainfall in Liege, Belgium, July 15, 2021. The provincial disaster plan has been declared in Liege, Luxembourg and Namur provinces after large amounts of rainfall caused the water levels in several rivers to reach alarming levels.

The Blessem district of Erftstadt in Germany, July 16, 2021.

The Blessem district of Erftstadt in Germany, July 16, 2021.

Damaged houses are seen at the Ahr river in Insul, western Germany, July 15, 2021.

A woman stands next to cars and rubble piled up in a street after the floods caused major damage in Bad Neuenahr-Ahrweiler, Germany, July 16, 2021.

Debris and trees surround houses in Schuld, Germany, July 16, 2021.

A street is flooded following heavy rainfalls in Erftstadt, Germany, July 16, 2021.

A crab walks on a road after floods receded in Schuld, Germany, July 16, 2021.

Cars lie in a washed-out part of the Bessem district in Erftstadt, Germany, July 16, 2021.

Lifeguards and police divers with an inflatable boat go into a flooded courtyard in Erftstadt, Germany, July 16, 2021.

Debris from the sewage system and damaged cars are pictured in the Blessem district of Erftstadt, Germany, July 16, 2021.

Trucks are stuck on a flooded street following heavy rainfalls in Erftstadt, Germany, July 16, 2021.

Severe damage seen in the village of Schuld in the district of Ahrweiler after heavy flooding of the river Ahr, in Schuld, Germany, July 16, 2021.