BARCELONA, Spain (Reuters) – French “Spiderman” Alain Robert scaled one of the tallest skyscrapers in Barcelona without a harness on Monday. Bystanders and police watched as the 55-year-old climbed up the Melia Barcelona Sky Hotel, a glass and steel covered hotel building known as the fourth tallest tower in the city. The urban climber is famous for his daredevil, harness-free approach to scuttling up buildings with nothing more than some chalk on his hands and […]