This is part of the creation of the game. For example, there are sandstorms and snowstorms all over the Sinoh Region.
Route 241 does not exist in Pokemon Pearl it only goes upto Route 230
You can obtain Swinub from the swarm in Route 217 in Pokemon Pearl.
You can get a Houndour in Pokemon Pearl by breeding it from a Houndoom, which you can find on route 214 and 215.
There is no route 233 on Platinum, Diamond or Pearl.
You find Gligar in Pokemon Platinum at Route 206. You can't FIND IT IN PEARL.
Route 229(After beating the Elite Four)
pal park
In pokemon dimond and pearl, you run south from hearthome city onto route 212. The mansion will be to your right. But you have to go down some and fight trainers to get there.
You use the poke radar at route 218to find a ditto.
Route 241 does not exist in Pokemon Pearl it only goes upto Route 230
You can obtain Swinub from the swarm in Route 217 in Pokemon Pearl.
You can get a Seel in Pokemon Pearl by finding it in the water on route 226.
because he didnt get any Christmas presents.
all the Pokemon on route 210 in Pokemon diamond and pearl are ponyta, geodude and if your really lucky you can find onix.
Route 114 doesn't exist in Pokemon Pearl, however, there is a Route 214, which is in between Veilstone City and the Hotel Grand Lake.
Route 225 is not a route that can be found in Pokemon Firered, route 225 is in Pokemon Diamond, Pearl, and Platinum. To get there is Diamond Pearl and Platinum, you have to see every Pokemon in Sinnoh, then talk to Prof. Rowan and get the national dex.
if you go to that route there are pokemon from older games so you could end up with a phanphy without tradeing it to the game its the some with dimond and pearl games when you ask your rivals sister about outbrecks