Frost Mountain

Connects Route 7 and Route 8.

Trainer Tips signs

 * "Wild Pokémon are less likely to appear while riding a Motorbike..."

Hidden Grotto (requires Surf)

 * (West of Collector Cooper, requires Rock Climb) Braille on slab says this: "5NGAGING FROM BEH9ND IS THE K5Y."


 * (Southeast of Black Belt Aaron) There's an Aggron who will roar you away. As what the Braille said, touch Aggron from behind to complete event and reveal the Hidden Grotto.