Some four-wheel-drive vehicles, like this powerful Toyota Landcruiser, are more capable off-road than others. But it is important to remember that every 4WD has its limitations and will become stuck if you push it too hard!
Salmon Angling and 4WD Vehicles – Save a lot of walking

Salmon Angling and 4WD Vehicles A big mistake made by many “first time” four-wheel-drive vehicle.

4x4 stuck in the river.
Stuck in the Waimakariri River

Stuck in the Waimakariri River I snapped these pictures of a bloke who had managed.