to send away, for, or out (in a great variety of applications)
a fountain (also collectively), figuratively, a source (of satisfaction) -- fountain, spring, well.
into the valleys
a stream, especially a winter torrent; (by implication) a (narrow) valley (in which a brook runs); also a shaft (of a mine) -- brook, flood, river, stream, valley.
to walk (in a great variety of applications, literally and figuratively)
among the hills
a mountain or range of hills (sometimes used figuratively) -- hill (country), mount(-ain), promotion.