The multi-millionaire founder and bassist of heavy metal band Iron Maiden is selling his Essex rock star mansion, which includes its own pub called the Horse and Cart. Steve Harris’ £6.75 million ($11 million) house also has an indoor swimming pool surrounded with garish murals of voluptuous women, vikings and Gothic pictures on the walls, which wouldn’t be out of place on one of the band’s horror album covers. Outside there is an old-fashioned red telephone box, floodlit tennis court and a full-sized football pitch with home and away changing rooms. … Long-haired Harris, 56, who released his first solo...