teach the waterfall hm (spidy told you where to get it) to one of your pokemon, then just press 'A' on the waterfall and youll ride up it...
Join this site...http://s14.invisionfree.com/ChaoticRoleplayRealm/index.php?
and this one...http://gameknot.com/?rfr=diezombie...when you sign up the second one, where it says referals by, type in diezombie