The value of variable ‘load-path’ is a list of directories to search, in order, for EmacsLisp libraries that you load. If you do not alter it (directly or indirectly), by default it contains the Lisp source directories for the Emacs distribution. If you install an Emacs package using the package manager (see InstallingPackages), it automatically configures ‘load-path’ to handle the packages you in