Pokemon Diamond, Pearl and Platinium does not have any desert areas.
Go to the desert and walk around until you see a chimchar
Pokemon desert version isn't real. Its just a hacked game
No there is no desert underpass in Ruby
in the desert ruins.theres a maze. see munching orange on youtube.it works for a sage too!
in Pokemon sapphire go in the desert
Route 111 (Desert)
In the desert
You need to use a bird to take you to the desert.
in the desert by muaville
The desert.
At the desert resort
A Desert