This is Earth"s quietest place: inside the room it’s so silent that the background noise measured is actually negative decibels and you can actually hear your own heartbeat and your bones moving
This is Earth"s quietest place: inside the room it’s so silent that the background noise measured is actually negative decibels and you can actually hear your own heartbeat and your bones moving
Reviewed by 1Aks
on
November 26, 2018
Rating:
No comments: