Access to:
Route 31/46 side: Route 45 side (northern exit)
Route 31/46 side: Route 31 (western exit)
Route 31/46 side: Route 46 (eastern exit)
Route 45 side: Route 31/46 side (western exit)
Route 45 side: Route 45 (eastern exit)
Places of interest:
Hiker Anthony on Route 33 will call to inform the player of Dunsparce swarms on the Route 31/46 side if his number is registered in the Pokégear.
Utility:
Surf is required to access the Route 45 side from the Route 31/46 side, although ledges prevent access to the whole area. Wild Pokémon can also be encountered here with Surf.
Surf is required to collect the Blackglasses from a man on the Route 45 side, as well as to access TM13 Snore and a Revive. Wild Pokémon can also be encountered here with Surf.
Rock Smash is required to access an Elixer, a Hyper Potion, and a Full Heal on the Route 31/46 side. It is also required to access the eastern exit leading to Route 46, which allows access to some items and Trainers. In Crystal, Rock Smash is also required to access a Dire Hit. Wild Pokémon can also be encountered here with Rock Smash.
Flash is recommended.
Access to:
Route 31/46 side: Route 45 side (northern exit)
Route 31/46 side: Route 31 (western exit)
Route 31/46 side: Route 46 (eastern exit)
Route 45 side: Route 31/46 side (western exit)
Route 45 side: Route 45 (eastern exit)
Utility:
In both areas, Flash is recommended.
Surf is required to access most of the Route 45 side and the Black Flute on the Route 31/46 side. It can also be used to travel between the west and east parts of the Route 31/46 side. In both areas, wild Pokémon can be found here with Surf.
Rock Smash is required to access most of the Route 31/46 side from the Route 46 entrance, and can be used in lieu of Surf to travel between the west and east parts of this side. Rock Smash is additionally required to access a Hyper Potion. On the Route 31/46 side, wild Pokémon and random items can be found here with Rock Smash.
Strength is required to travel between the west and east parts of the Route 31/46 side.