Go up from Cerulean City to route 24 then take a right at the top of route 24 but ve ready for a lot of battles.
route 25
at the end of route 25
Misty is somewhere on Route 25.
route 25
after you beat the elite four, it will be on route 25.
Johto : National Park,route 38 kanto : Route 25
He is on route 25 near bill's house
Lots of places: Route 5, Route 6, Route 24, Route 25, Ilex Forest, and the Safari Zone.
Look at your pokegear map and scan the region around with your control pad until the icon says route 25.
You find Oddish on: Route 5, Route 6, Route 24, Route 25, Ilex Forest Safari Zone
Travel to the end of Route 25 and she will be standing there.
You can't get to Route 214 in "Pokémon HeartGold" because there is no such thing as Route 214 in "HeartGold."