An ancient fortress in Spain will be saved from collapse with the help of bacteria.

The Moorish Alhambra fortress in Granada is built on a steep cliff of the Tagus San Pedro, it is threatened by landslides. Therefore, scientists decided to strengthen the soil with the help of bacteria to strengthen the soil. Similar methods are actively used for the renovation of historic buildings in France and Portugal. Scientists will begin experiments and tests to understand how best to use the bacteria. Then add them to the soil as "glue".