To open the two locked "Trap Doors", you need to complete the puzzle given on the wall in front of each of them. It will give you a hint as to what each Pokèmon is, and it's not that hard, either.
you can find a dusk stone in the ruins of alpha
You cannot do anything in Sinnoh in HeartGold. You can only go to Johto and Kanto. Sinnoh is not available to travel to.
You can get natu at the ruins of alph in heart gold and soul silver
(This counts as Pokemon HeartGold and Soulsilver)To get a moon stone you have to get it from moms savings in new bark town,ruins of Alph(bottom right ruins) In Kanto you have to get it from Mt.Moon (Monday nights only)or Tohjo falls.new bark town (moms savings) ruins of alph and mount moon
There isn't a date for the Arceus Event in Pokemon HeartGold (unless you mean the event where you get Arceus). When you send over any Arceus into your HeartGold game, the event is activated. You'll have to go to the Ruins of Alph in order to do the event.
no
unkowns {pokemon}
The Ruins of Alph.
in Pokemon heartgold ruins of alph in Pokemon soulsilver ruins of alph
start smashing rocks where the ruins r
In the Ruins of Alph and the Safari Zone.
its next to violet city
The pokewalker and the ruins of alph.
Alot of Unowns . xD
Shinto Ruins is only obtainable if you have an Arceus.
You can get to the ruins by walking west from Violet town and then through a passage to the south.
no that is a separate event