It has been conceived since the commencement of the disputes which terminated in the separation of the American States.
The plan of it is known to be partly that of Mr.Jeremy Bentham.

The culprits are confined in circular buildings, the windows of which are so constructed, that the overseer from his room in the centre may be able to view every one of their rooms.

The external wall encloses no less than eighteen acres of ground, within which are six of these circular buildings, each capable of lodging and employing from 150 to 200 prisoners, with a chapel, infirmary, and other conveniences.

Its situation is called Millbank." "It looks," said Bob, "like a castle, or tower, of impregnable strength." "It is, however," continued Tom, "a useful institution, since it supersedes that indiscriminate transportation so long practised, and which, as applied to definite periods, was cruel and unjust, since the wretched objects were precluded from the power of ever returning to their native land, however short the intended period of their banishment.

This part of the world is much improved of late years.