Un artiste de rue crée une illusion d’optique qui permet aux gens de voir les œuvres d’art à l’intérieur d’un musée fermé à Florence.

With all the droughts happening across the world, water management has clearly become one of the most urgent challenges for governments and citizens to tackle. According to a recent study by NASA, twenty-one of the world’s 37 largest aquifers have passed their sustainability tipping points, meaning more water was removed than replaced during the decade-long…