This page lists the encounter locations not available during normal play.
This is only about wild Pokemon encounters from the maps in Wild Encounters.
Unable to Access Maps
"MAP358 (ID 358)", #Jungle, a Sevii Islands forest area that was removed
"Route 4 (ID 236)", #Route 4 Sourth, an old version of Route 4, has a cave to Crossroad Caverns and some old Mt. Moon maps, now unavailable
"Flooded Cave (ID 149)", #A Mt. Moon Section Removed, now to leads route 12
"Underwater (ID 162)", #Route 12 Underwater, an underwater map, connects to Underwater 220, Enter by diving Route 12
"Underwater (ID 220)", #Route 13 Underwater, an underwater map, connects to Underwater 162, Enter by diving Route 13
"Bill's garden (ID 178)", #A cave entrance next to his bill's lighthouse, entrance removed
"Underwater (ID 229)", #Route 21 Underwater, a diving spot on route 21 with a static Wailord, entrance removed
"Mt. Ember (ID 99)", #Volcano 1, an old version of Mt. Ember cave, when it was just called Volcano without Sevii Islands
"Mt. Ember (ID 218)", #Volcano 2, a connecting version to Volcano 1 (ID 99) cave, a different story where you find and stop Moltres's capture, changed
"Pewter Valley (ID 369)", #Route 20 Underwater, Repurpose to Pewter Valley, but still not used in the game.
"Secluded Path (ID 65)", #Old Area, with a cave entry to Crossroad Cavern
"Crossroad Cavern (ID 234)", #Cave with three exits, to the old Route 4 South, Secluded Path, and Ruins of Abet (ID 41)
"league check (unused) (ID 172)", #Route 23, individual police checking each badge like the original games. Replace for just 1 policeman. Route 23 was added to Crimson City's route.
"Cerulean Cave WTF (ID 544)", #Cerulean Cave 3, same as Cerulean Cave (ID 324) but with encounters. Mewtwo was given a cave just for it without any other encounters.
"Testing Room (ID 355)", #Test Room, a house on Debug Island.
"Debug Island (ID 356)", #A Island to test features when adding. For debugging, talk to the Debug fish. Reused map of old Route 9.
Area without Grass Encounters
"Cerulean Cape (ID 10)", #There is only Bill's Lighthouse, no grass around.
"Pallet Town (ID 42)", #Way right of town, nicknamed the Secret, Scecret garden, the are grass encounters you can only reach through debugging.
"Cherrygrove City (ID 367)", #Cherrygrove City has no grass around here. 367 was a repurposed Jungle map. Also, Cherrygrove City should ID 310, 367 just a house.
"Lake of Rage (ID 646)", #Frozen version of the Lake of Rage. Frozen grass. Also should be ID 645 because 646 is just a house.
Area without Water Encounters
"Route 6 (ID 16)", #It has a water pond at the corner but is inaccessible by trees. Just a dancing Hypno.
"Route 11 (ID 155)", #There is no water in this area.
"Celadon Sewers (ID 431)", #This is the unflooded version of the sewer, Celadon Sewers ID 446 is flooded. There is no water when on Dry.
"Lake of Rage (ID 646)", #Frozen version of the Lake of Rage. You can't surf ice. Also should be ID 645 because 646 is just a house.