The US Army Corps of Engineers Steam Tank, on display in Boston. April 1918.
The Steam Tank (Tracked) was an early U.S. tank design of 1918
imitating the design of the British Mark IV tank but powered by steam
Last surviving St Chamond at Tankfest 2017, Bovington.
A7V German Tank
Char d’Assaut Saint Chamond
The Mark V tank on display at the Imperial War Museum London. The size of the damn thing alone would have been pretty intimidating I feel, doubly so when you stand in the recreated trench underneath it.
A7V Sturmpanzerwagen (Nº504 “Schnuck”) of Abteilung 2