The cars are able to rotate to face each scene. Look closely and you can see a cross shaped device at the top of the car. This acts like a cog, with pegs from the roof catching on this 'cog' to rotate the car.

Takiasirkus

Takiasirkus

16 December, 2022 by Gazza

The cars are able to rotate to face each scene. Look closely and you can see a cross shaped device at the top of the car. This acts like a cog, with pegs from the roof catching on this 'cog' to rotate the car.

In this photo