Boats, bikes, bars of silver: Patrick Gower looks in shed where police keep haul of wealth they've seized from gangs

Across New Zealand, police are going after the big-time criminals by seizing their bank accounts, properties, and possessions.

Over $1 billion worth of assets have been seized under the Criminal Proceeds Act.

As part of his documentary Patrick Gower: On P, Gower took a look at a secure police facility where about $20 million worth of property is kept, from luxury cars, to motorbikes, to boats used to bring meth into the country.

Watch the video above.

Watch Patrick Gower: On P on ThreeNow.