panzerkampfwagen

Panzerkampfwagen T-34(r), basically a german-captured T-34 (note the commander’s copula taken from a Panzer III, the main modification in german service) pulled from a lake somewhere in Belarus.

German children play on a Panzerkampfwagen Panther Sd.Kfz. 171, Pantherturm III - Betonsockel, following German defeat and the fall of Berlin. The Pantherturm III - Betonsockel was a Panzerkampfwagen Panther tank turret with a concrete base in fixed, fortified positions that were dug into the ground to be used as a desperate defensive weapon in during the Battle of Berlin. Berlin, Germany. June 1945.

5

The artillery of the Wehrmacht. Heavy gun “Dora”.
This is a super gun was build from Krupp in late 1941.
Caliber: 813-mm
Barrel length: 32
Weight of projectile: 7100-kg
Minimal.range: 25-km.
Maxim.range: 40-km.
Full length guns: 50
Weight: 1448-tons.
Rate of fire: 3 shots/hour
The survival of the barrel: 300-shots.