off roading

my nephews are coming to thailand in julyand they want to do off roading are there any places in or around udon . they will also go to phuket for a few weeks so if cannot do in udon does anyone know if can in phuket what i mean by off roading is that they are able to drive jeeps around a course them selves they are 18 and 14 years old

mendip, there's a place on the town-side of ring road about 1 km south of Udon-Kut Chap Road. The guy has a sign outside near the hiway bolding stating "Off Road". Also, a motoX track near Sri Thani Golf Course if your nephews are into motorcycles.