Tsunami vs Avalanche vs Volcano?

Lets say the city is chicago and one of them happens suddenly and out of nowhere, which would probably have the worst effect? READ THIS> (I know you will say well there needs to be mountains around or an active volcano or ocean or w/e for all this to happen but this is just random so lets pretend it came out of... show more Lets say the city is chicago and one of them happens suddenly and out of nowhere, which would probably have the worst effect?
READ THIS> (I know you will say well there needs to be mountains around or an active volcano or ocean or w/e for all this to happen but this is just random so lets pretend it came out of nowhere lol)
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