The prison ships in "Great Expectations" are called the "Hulks." These were decommissioned ships used as floating prisons for convicts in England during the 18th and 19th centuries.
Floating structure is usually called Shanty.
ANSWER:Yes they are. See the related link for more information on this.
Mixtures that have floating particles in them are called suspensions.
Reformatory schools.
Floating markers in the ocean are called buoys.
Prisons were still prisons, the penal system was still intact, concentration camps were just an addition.
You are probably thinking of an Iceberg, which can be a very large piece of floating ice.
Floating Markers are called Magical Markers because they serve as a "MARK" OF COURSE where you can have a free gloat
A houseboat.
In England, jail is typically referred to as a prison. There are different types of prisons in England, including local prisons, high-security prisons, and young offender institutions.
the structure floating around un the cell are called This answer is incoherent or incomplete