Two men pull their boat over a railroad crossing in Nidderau-Eichen near Frankfurt, Germany, Friday, January 13, 2023. They came over the fields that were flooded by heavy rainfalls and continued their trip on the other side. (Photo by Michael Probst/AP Photo)

Elena from Dresden has her hair ruffled by the wind as she stands on a visitors' platform on the Maintower in Frankfurt am Main, western Germany, during stormy weather on February 22, 2017. (Photo by Arne Dedert/AFP Photo/DPA)

An empty beer bottle stands in front of the buildings of the banking district in Frankfurt, Germany, Friday, May 21, 2021. All people gathering on the square for drinks and food left when the police started checking if they are abiding by the coronavirus restrictions. (Photo by Michael Probst/AP Photo)

A tree stands in a lake in Usingen near Frankfurt, Germany, Wednesday, March 22, 2023, the World Water Day. World Water Day was established in 1992 by the United Nations to spread awareness about the water condition all over the world. (Photo by Michael Probst/AP Photo)

The Arabian mare “Jenny” curiously sniffs at the child of Raphael Wöllstein, who is on his way to the train, on her daily walk through the Fechenheim district of Frankfurt, Germany on March 8, 2019. Her owner opens the stable door for the 22-year-old horse every morning. Then the animal can decide for itself where it wants to spend the day. So that nobody thinks she's escaped, a sign with the inscription “My name is Jenny, didn't run away, just go for a walk” is on the halter. (Photo by Boris Roessler/dpa)

Austrian artist Erwin Wurm (R) stands next to an extra of his participation sculpture “Hose lueften, Haende hoch” (air out pants, hands high) at the garden of the Staedel Museum, in Frankfurt am Main, Germany, 06 May 2014. The series “Wurm: One Minute Sculptures” include painted or written instructions tell the person what they have to do and where for 60 seconds. The exhibition runs from 07 May to 13 July. (Photo by Arne Dedert/EPA)

In this September 19, 2019 file photo, an aircraft passes the rising sun during take off at the international airport in Frankfurt, Germany. Germany’s top court has ruled that the government has to set clear goals for reducing greenhouse gas emissions after 2030, arguing that current legislation doesn’t go far enough in curbing climate change. (Photo by Michael Probst/AP Photo/File)

Two brothers have built a human catapult to fly into a lake. Johannes Schrieber, 26, and his brother Daniel, 28, from Frankfurt, Germany built the wooden contraption, which can fire people five metres into the sky and 12 metres away. The brothers raised more than £700 through crowdfunding to buy the materials, with every penny well spent as nobody has died yet! (Photo by Caters News)