Tom Cruise has discovered the secret to enjoying family time with wife Katie Holmes and daughter SURI in between filming - twilight walks. The actor is currently filming World War II movie Valkyrie - also known as Rubicon - in Berlin and has been accompanied by Holmes and Suri, 16 months; who have been photographed enjoying the sights of the city during the day while Cruise is busy on set. Cruise loves living in Berlin, and particular enjoys the capital's Tiergarten park, where the trio can spend time away from the paparazzi. He says, "To my great delight I've discovered that my family and I can walk in the park at night and it's not dangerous. Fantastic."