I found especially striking how clearly it showed that not US and UK forces won the war, but Russian forces. The western front merely put a dent into German forces. It was the continuous attrition through the Russian onslaught that allowed D day to happen.
"It’s difficult to conceptualize excessively large numbers, particularly when they pertain to human tragedies. But this highly-engaging animated data visualization by Neil Halloran makes WWII-related deaths all too comprehensible."