1930's France it seems, because just to the left of the motorwheel is a Citreon Traction Avant 
Steam powered ditch digger.. .that is a monster 
Cadillac tow truck, for more cars converted into tow trucks see: http://justacarguy.blogspot.com/2010/12/tow-trucks-were-sometimes-made-from-big.html 
Johnny Cash and the 1986 Steam Expo. Very cool. Two times. 
the above is the Lanz bulldog, 1 cylinder, compression ignition powered 
all of these are just an indication of how cool http://steampunkvehicles.tumblr.com/ is 
