In Britain, an underground room is a cellar.
a basement..? pretty simple.
It depends on the strength of the tornado, but it is not as safe as a fully underground basement. In most cases it would be safe, especially if you can get into a room that is in the underground portion of it.
landforms are rocks that are underground
Underground water is called underground water, because it is "underground" not because it is fresh or salt. You can have underground salt water reservoirs just like you can have fresh water ones.
Underground springs.
In Britain, an underground room is a cellar.
The room underground in a house is commonly referred to as a basement.
underground , it is part of the underground railroad
a basement..? pretty simple.
Cellar Basement
its a subterranean chamber ; a subterranean chamber is a underground room used to confuse robbers
Cellar
A subterranean chamber is a room or open space that is underground.
Carlsbad Caverns.
It was in his ship which is now gone, you had to get the key which was in his office.
All of the secret rooms are... EPF Command Room, Secret Ninja Hideout, Iceberg, Underground Pool, Boiler Room, PSA Head Quarters from older years, Underground Mine, The Hidden Lake, and the Command Room.
The Lovely Bones