// Kanto
landmarkRock Tunnel
A pitch-black tunnel east of Cerulean. Flash is highly recommended.
Lore
History & significance
A pitch-black tunnel cut through the mountains east of Lavender Town. Trainers must rely on the move Flash to pass through without stumbling into wild Onix and Geodude.
Pokémon found here
Filtered to this region's native game encounters
Walkthrough
Step-by-step guide
- 1
Bring healing items, Poké Balls, and any required field moves before entering the area.
- 2
Explore side rooms, hidden paths, and lower or upper levels before heading straight to the main exit or objective.
- 3
If a rare or legendary encounter is tied to this location, save before interacting with the Pokémon or final room trigger.
Other locations in Kanto
Pallet TownViridian CityPewter CityCerulean CityVermilion CityLavender TownCeladon CitySaffron CityFuchsia CityCinnabar IslandIndigo PlateauMt. MoonPower PlantSeafoam IslandsKanto Route 1Kanto Route 2Kanto Route 3Kanto Route 4Kanto Route 5Kanto Route 6Kanto Route 7Kanto Route 8Kanto Route 9Kanto Route 10Kanto Route 11Kanto Route 12Kanto Route 13Kanto Route 14Kanto Route 15Kanto Route 16Kanto Route 17Kanto Route 18Kanto Route 19Kanto Route 20Kanto Route 21Kanto Route 22Kanto Route 23Kanto Route 24Kanto Route 25Viridian ForestDiglett's CaveCerulean CaveSafari ZoneVictory Road