www.httrack.com.
It will copy the contents of an entire web site. You can tell it where to go and where not.
It is important to take a look at where the various links go before you use it so you do not copy a lot of what you do not want or need.
Also do not attempt to make a large number of connections to speed things up since the web site might interpret it as a denial of service attack.
I have have used it many times to copy a website to my computer and then decide what graphics I want, simplify the layout, etc.