Planned All Along: Pokémon HeartGold (Part 3)

Pokémon HeartGold: catching 'em all, for the second time

Pokémon HeartGold and SoulSilver Walkthrough

Comparing Pokemon Gold and Silver with their Nintendo DS remakes

DS / DSi - Pokémon HeartGold / SoulSilver - Location Art (Johto) - The Spriters Resource

Pokémon Heart Gold & Soul Silver - Headbutt Trees

HG/SS daily & weekly events EASY to navigate map - Pokémon HeartGold Version Forum - Neoseeker Forums

Códigos e Cheats Pokémon Heart Gold: lista completa

Pokemon HeartGold & SoulSilver Strategy Guide & Game Walkthrough – Cheats, Tips, Tricks, AND MORE! by 1UP Guides

Pokemon Heartgold/Soulsilver Vol 1- the Official Pokemon Johto Guide & Pokedex

Pokemon HeartGold & SoulSilver: The Official Pokemon Johto Guide & Johto Pokedex: Official Strategy Guide (Prima Official Game Guide)