Pokémon Gold and Silver/Route 43

Here, you have two options; you can either brave the grass and go around the building, or you can go through the building and be extorted of 1000 by some Team Rocket Grunts. ether path you choose, keep on going up to eventually reach the Lake of Rage, for a nice surprise to your collection

Pokémon found

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Items

 * Bitter Berry (On Tree after crossing water)
 * Max Ether
 * TM36: Sludge Bomb (after rocket grunts have gone, in guard house, from guard)