Pembroke Castle is a structure that is fortified.
Pembroke Castle -LRB- Castell Penfro -RRB- is a medieval castle in Pembroke , West Wales .	Pembroke	Pembroke, Pembrokeshire	Wales	Wales	medieval	medieval	castle	castle	West Wales	West Wales
A castle -LRB- from castellum -RRB- is a type of fortified structure built in Europe and the Middle East during the Middle Ages by European nobility .	fortified	fortification	Europe	Europe	Middle East	Middle East	Middle Ages	Middle Ages	nobility	nobility
