The ISBN of I Had Seen Castles is 0-15-238003-5.
The ISBN of Castles of Steel is 0-345-40878-0.
I Had Seen Castles was created in 1993.
The ISBN of Things Not Seen is 0399236260.
I Had Seen Castles has 97 pages.
The ISBN of Seen Art? is 978-0670059867.
The ISBN of Last Seen Wearing - Dexter novel - is 0333192451.
Well I've seen some castles in my time and the answer is definitely more than 3.
It is not a castle, but is a house on Monterrey that is called the house of Cilinders.
Motte and bailey castles, Stone keep castles and Concentric castles
Stone castles, Concentric castles, Motte and Bailey Castles
the first kind of castles were moat and bailey castles.
The purpose of a castle is defense. The higher a castle more land can be seen from the ramparts, therefore, if any enemy is approaching they will be seen sooner. Another advantage is that it can better be seen from a distance and that is a show of power.