An ideal place to put a castle is where there is a good water source and an easily defensible location, e.g. a hilltop. However it would also help if there was a secret entrance point where supplies could be taken from in case of a siege e.g. a cave or a private port/dock.
The current castle was built in 1836 on the site of an 11th century castle.
No, you cannot castle after being put in check.
Alnwick Castle has not been the site of a conflict for hundreds of years
It had so much poo
It depends on how it is designed and what you put in it.
yes
Usually a hill or rocky outcropping was a good site to build a castle. If there was water or a swamp next to it, all the better advantage.
The castle has a web site with a "what's on" section, look there.
The trebuchet (tree bucket) siege engine put large holes in castle walls, facilitating invasion by the attacking forces. See link, below.
Here is a very good web site, I put it in the related links below for you.
Hearst Castle has about 165 rooms that are maintained. In a normal season, about 10 on site staff live at the castle.
Warwick castle is now classed as an attraction (Britain's greatest mediaeval experience) try the web site www.warwick-castle.co.uk I hope this helps best wishes