What is mankinds greatest achievement?

Click the option of your choice to cast your vote.

Moonlanding15831.9%*
Nuclear power387.7%*
Language346.9%*
Printing press316.3%*
Wheel346.9%*
Penicillin377.5%*
Harnessing Fire326.5%*
Democracy316.3%*
Electricity336.7%*
Moonwalking336.7%*
42!357.1%*
Total: 496 votes.
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