go left twice and go down twice then use rock smash.
On top of mauville city in route 111
from what i know you have to beat the elite four then in the desert around mauville you go down until you see a cave go in and i think that's the desert ruins!!!
Dive near sootopolis
Regice: Island Cave (route 105) Regirock: Desert Ruins Registeel: Ancient Tomb (route 120)
At the bottom of the ruins in the desert
First up, you need to beat the 4th gym leader and then, once you exit the gym, May will give you the glasses to go to the desert ruins.
watch "how to get the three regi's" on youtube
The alphabet code use in the Desert ruins in Pokemon Emerald is Braille. Braille is a alphabet system printed in raised bumps for the blind to read. Braille is easy to translate when using a Braille alphabet sheet.
Unown are unavailable to catch in Pokémon Emerald Version. They appear in Fire Red and Leaf Green, in the Tanoby Ruins on Seven Island.
Yes it can be found in sealed chamber, desert ruins, ancient tomb and island cave.
Ancient tomb, Desert ruins, Island cave.
To get into the Desert Ruins in Pokemon Ruby, Sapphire and Emerald you need to complete a puzzle. This puzzle is found in the Sealed Chamber hidden on Route 134.