On the right. But Swiss trains drive on the left.
Cars in France are left hand drive (traffic drives on the right hand side of the road)
The Channel tunnel has two separate tunnels for each way for trains onto which cars and trucks are loaded! How do they drive in the service tunnel? See image under "Related links".
Trains drive on railroads or tracks.
In France they drive on the right side of the road.
Drive trains.
planes, trains, and automobiles
the answer is metro
Conductors.
no
No
They are called Engineers.