That's nice question,
The quietest room in the world is your mind when you are sleeping or while you take rest.
reading
Blueprint for Green - 2007 The World's Quietest Room 1-15 was released on: USA: 2007
The world's quietest room is located in Minneapolis, United States. It's used for research, so I'm not sure if it's open to the public.
The superlative form of the word quiet is quieter
A digital clock is the quietest.
The quietest in the group are all of them.
quietest, quieter
The superlative form of "quiet" is "quietest."
Even in the Quietest Moments... was created in 1919-11.
In worlds with the activity "Party Room". Most of the people in the Party Room are in member worlds because more rare items are for members. UPDATE: Now, the party room can only be used on the worlds with that title, 1 members and 1 non-members.
The quietest trimmers are electric and don't produce much "rumble."
the oxford postal codeThe absolute most quietest place in the UK is Kielder Forest in Northumberland. The second most quietest place in the UK is Loch Coruisk.