Quite simple, go to the place where there are 4 panels in a column, then go to the top one, battle the trainer, then go to the panel which leads to Mr. Fuego.
Underground or fuego ironworks
Sometimes they're in a swarm at Fuego Ironworks (ask dawn's sister after you beat the elite four)
You go to Fuego ironworks then use the poke radar there and it should appear in the grass.
in front of fuego ironworks
Swarm occasionally, in front of Fuego Ironworks.
The Fuego Ironworks are in Pokemon Diamond/Pearl/Platinum.
In Fuego Ironworks.
Swarm in Fuego Ironworks
underground There is 1 in fuego ironworks
fuego ironworks
Aron can be found at Fuego Ironworks.
You go to Fuego Ironworks.
In Floaroma town in Pokemon (Games) Diamond,Pearl and Platinum.
Swarm occasionally, in front of Fuego Ironworks.
South of the fuego ironworks there is a hidden one
In front of Fuego Ironworks, but only when swarming.
yes.go to fuego ironworks and train in the grass