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ECHO WALL

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INTRODUCTION

INTRODUCTION

[ek-oh] [wawl] ECHO WALL

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The Echo Wall of the Temple of Heaven in Beijing. The Imperial Vault of Heaven is better known for the wall that surrounds it. This wall is called “Echo Wall” or “The Whispering Wall”.

The Echo Wall is 3.72 meters high, 90 centimeters thick and 65.1 meters in diameter. The eaves of the wall and the hermetically laid bricks make wireless communication possible between two people who speak in normal voices.

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Aural Dimension