CONQUEST - 26: William's Kindred - Half-brother Robert Count of Mortain
Norman castle keep cross-section - there was a 'standard' castle design of sorts that builders conformed to. At first built of wood, within the first few years of William's coronation the material of choice for castle construction was stone.
Almarande, Casus Belli http://www.helpmedias.com/minecraft.php Plus
Reconstruction of the main hall, Dolwyddelan Castle, later 13th century