READ MORE: Vin Diesel joins Fast & Furious Live launch at the O2 Arena this January - how to get tickets When the 49-year-old stayed there, his state-of-the-art gym that he takes everywhere with him, dubbed the Iron Paradise, comfortably fit in the sprawling three-acre riverside grounds. Then there is actually another gym inside the mansion, as well as both indoor and outdoor pools - and a tennis court.