Is off route 120 near lilycove. Is up a few levels and through some grass. To open the door, read the middle braille, and then use fly in the middle of the room
Go to the middle of the room and use flash
Registeels' cave is on Route 120. Once you get near the lady who gives out berries, go up the stairs, through the long grass, and up another set of stairs. You should now be at Registeels' tomb.
in the sky
The Ancient Tomb is located in Hoenn on Route 120. To get to Registeel, you must complete the Sealed Chamber's puzzle. Depending on which game you're playing, there are a variety of ways to access the innermost part of the tomb.
south of fortree west of lilycove
Go inside Registeels tomb(after going to sealed chamber.) Read the wall. It says "To those who inherit (something), shine in the middle. Translation: Use flash in the middle of the cave.
you go to aegis cave in registeels room and you go to kick butt.
use flash in the middle of the tomb
either left of lilycove, sandstorm bit or water near dewford
At the end of iron island there is a dark door(you have to have beaten the elite 4)
Get nat dex then you must get regi rock regi ice and regi steel for it to appear
No the Subterranean chamber was a real chamber in the pyramid of Khufu.