S06E01: Smurfquest (1)

Grandpa Smurf returns to the village from a 500-year voyage around the world to restore the power of the Long Life Force Stone. Papa Smurf and a few other Smurfs help Grandpa Smurf find the purest sources of the four primal elements from around the world while the remaining Smurfs stay behind to search for the Long Life Force Stone.