Access to:
Western exits: Route 116
Eastern exit: Verdanturf Town
Utility:
Rock Smash is required to break the rocks in the center, allowing the player to get HM04 Strength from Wanda's boyfriend. Using Rock Smash here permanently removes the rocks, allowing the player to travel through the whole tunnel.
| Item | Location | Notes |
|---|---|---|
| Poké Ball | In the northwest corner | |
| Devon Goods | Obtained from the Team Magma/Aqua Grunt after defeating him | |
| HM04 Strength | Obtained from Wanda's boyfriend | Only after breaking a rock with Rock Smash. |
| Max Ether | In the northeast corner |
| Trainer | Party | Notes |
|---|---|---|
| Team Magma/Aqua Grunt | Poochyena lv.11 | Only after defeating Roxanne in Rustboro Gym. |
| Hiker Mike | Geodude lv.16 Geodude lv.16 Machop lv.16 |
Accessible from the easternmost entrance, or after using Rock Smash on the central rocks. |