Alain Robert is a French Urban Freeclimber and had climbed more than 100 buildings. He has been arrested for climbing 46-storey Heron Tower in London's Financial District without any rope or safety equipment. Just before the ascent he told the journalists that this is what he loves to do. Police has arrested him for causing a public nuisance. He said he loves free soloing, i.e. climbing without using any safety equipment.