Techno Mart

Techno Mart

In 2011, a 39-story building in Seoul was evacuated after tremors were felt on the top floors. Investigation found it wasn’t an earthquake. The building violently shook because on the 12th floor 17 people were performing exercises to Snap!’s “The Power” in a fitness center. Their rhythm matched the building's resonant frequency and caused it to violently shake.

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