Air date: 2011-09-12

Runtime: 60 min

Buckingham Palace, the British monarch's present principal official residence, in London, was originally built as a hunting lodge by Tudor King Henry VIII.

Air date: 2011-09-19

Runtime: 60 min

Windsor Castle was built not as a palace but retains the massive walls of a major military fortification, erected while Anglo-Norman England absorbed its Celtic neighbors

Air date: 2011-09-26

Runtime: 60 min

The Palace of Holyroodhouse in Edinburgh is the British monarch's barely known official residence in Scotland.