Tsar Tank
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The Tsar Tank, also known as the Netopyr' or Lebedenko Tank, was a Russian armoured vehicle developed by Nikolai Lebedenko, Nikolay Yegorovich Zhukovsky, Boris Stechkin, and Alexander Mikulin from 1914 onwards. Wikipedia
Designed: 1914
Weight: approx 60 t
Crew: 10
Engine: 2x Maybach engine; 240 hp (180 kW) each
Height: 9 m (30 ft)
In service: 1914–1915 (experimental)
Main armament: cannon and machine guns (turret and sponsons)