Route 224 itself features waterfalls that lead to hidden items and patches of grass containing rare Pokémon (like Litwick in the Platinum dex expansion via dual-slot mode, or high-level grass types).
In Pokémon Platinum , is a Hidden Machine (HM07) that lets you climb waterfalls both indoors and outdoors. You need the Beacon Badge (from Sunyshore City’s Gym Leader, Volkner) to use it outside of battle. pokemon platinum waterfall locations
: A small waterfall to the north (near Hearthome City) allows you to collect a Carbos . Route 224 itself features waterfalls that lead to