Comparison: Warning Sirens From Different Countries [With Audio]

We live in a world filled with scary sounds. Sounds that make our skin crawl and send shivers down our spines. One of the most frightening things is a bunch of scary emergency alert sounds. It not only tells you something bad is on the way, but it does so in the worst possible manner. This is a comparison of warning sirens or emergency alarm systems (EAS) from different countries around the world.
DISCLAIMER: This probability/comparison is based on public data, surveys, public comments & discussions and approximate estimations that might be subjected to some degree of error.
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