The 16 most bizarre vehicles we've seen this year

From a car outfitted with its own pizza oven to one made almost entirely out of cardboard, 2015 was a weird year for vehicular designs.

Nissan

Nissan's Teatro for Dayz concept is basically a giant tablet as a car's interior.

Not all the vehicles below are available for purchase (though some, unbelievably, are), but they highlight how experts are innovating with unique designs and new materials. 

These are the 16 most bizarre vehicles we've seen this year!