Following is the command line which you want to execute when you want to download a full website and made available for local viewing.
$ wget --mirror -p --convert-links -P ./LOCAL-DIR WEBSITE-URL
–mirror : turn on options suitable for mirroring.
-p : download all files that are necessary to properly display a given HTML page.
–convert-links : after the download, convert the links in document for local viewing.
-P ./LOCAL-DIR : save all the files and directories to the specified directory.