From Bulbapedia, the community-driven Pokémon encyclopedia.
Valley has several referrals:
- Ruin Valley, an area on Fortune Island.
- Valley Windworks, a power plant in Sinnoh.
- Pitfall Valley, a location in Pokémon Mystery Dungeon: Red Rescue Team and Blue Rescue Team.
- Hia Valley, an area in Almia.
- Pokémon Island Valley, a location in Pokémon Snap.
- Several anime-only locations: