World War II Tank Spotter's Guide

From the rapid blitzkrieg assaults to the great battles in North Africa and desperate clashes on the Eastern Front, tanks played a vital role in World War II, becoming one of the key components of the 'combined arms' philosophy of warfare. But how well do you know the most famous and infamous tanks of the period, and how their speed, armour and armament compare? Which Soviet tank proved impervious to German f...