Those with transport can visit Ba Vi National Park ( p127 ) and follow a riverbank road to Hoa Binh. I’m usually home in Hanoi for one night and one day a week if I’m lucky. My wife works full-time in an office, but our children are almost teenagers so they can pretty well look after themselves when we’re busy. We spend a lot on mobile phone calls though! lonelyplanet.com NOR THWEST VIE TNAM •• Song Da Reser voir (Ho Song Da)